28810209848

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{2521}}^1$

素因数の和:2821

約数の個数: 128

約数和(自身を含む): 66241843200

約数和(自身を除く): 37431633352

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 31, 56, 58, 62, 116, 124, 203, 217, 227, 232, 248, 406, 434, 454, 812, 868, 899, 908, 1589, 1624, 1736, 1798, 1816, 2521, 3178, 3596, 5042, 6293, 6356, 6583, 7037, 7192, 10084, 12586, 12712, 13166, 14074, 17647, 20168, 25172, 26332, 28148, 35294, 46081, 49259, 50344, 52664, 56296, 70588, 73109, 78151, 92162, 98518, 141176, 146218, 156302, 184324, 197036, 204073, 292436, 312604, 368648, 394072, 408146, 511763, 547057, 572267, 584872, 625208, 816292, 1023526, 1094114, 1144534, 1428511, 1632584, 2047052, 2188228, 2266379, 2289068, 2857022, 4005869, 4094104, 4376456, 4532758, 4578136, 5714044, 8011738, 9065516, 11428088, 15864653, 16023476, 16595743, 17740277, 18131032, 31729306, 32046952, 33191486, 35480554, 63458612, 66382972, 70961108, 116170201, 124181939, 126917224, 132765944, 141922216, 232340402, 248363878, 464680804, 496727756, 514468033, 929361608, 993455512, 1028936066, 2057872132, 3601276231, 4115744264, 7202552462, 14405104924, 28810209848]

約数ペア:

[(1, 28810209848), (2, 14405104924), (4, 7202552462), (7, 4115744264), (8, 3601276231), (14, 2057872132), (28, 1028936066), (29, 993455512), (31, 929361608), (56, 514468033), (58, 496727756), (62, 464680804), (116, 248363878), (124, 232340402), (203, 141922216), (217, 132765944), (227, 126917224), (232, 124181939), (248, 116170201), (406, 70961108), (434, 66382972), (454, 63458612), (812, 35480554), (868, 33191486), (899, 32046952), (908, 31729306), (1589, 18131032), (1624, 17740277), (1736, 16595743), (1798, 16023476), (1816, 15864653), (2521, 11428088), (3178, 9065516), (3596, 8011738), (5042, 5714044), (6293, 4578136), (6356, 4532758), (6583, 4376456), (7037, 4094104), (7192, 4005869), (10084, 2857022), (12586, 2289068), (12712, 2266379), (13166, 2188228), (14074, 2047052), (17647, 1632584), (20168, 1428511), (25172, 1144534), (26332, 1094114), (28148, 1023526), (35294, 816292), (46081, 625208), (49259, 584872), (50344, 572267), (52664, 547057), (56296, 511763), (70588, 408146), (73109, 394072), (78151, 368648), (92162, 312604), (98518, 292436), (141176, 204073), (146218, 197036), (156302, 184324)]