289550044

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 639242240

約数和(自身を除く): 349692196

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 97, 124, 133, 181, 194, 217, 266, 362, 388, 434, 532, 589, 679, 724, 868, 1178, 1267, 1358, 1843, 2356, 2534, 2716, 3007, 3439, 3686, 4123, 5068, 5611, 6014, 6878, 7372, 8246, 11222, 12028, 12901, 13756, 16492, 17557, 21049, 22444, 24073, 25802, 35114, 39277, 42098, 48146, 51604, 57133, 70228, 78554, 84196, 96292, 106609, 114266, 122899, 157108, 213218, 228532, 245798, 333583, 399931, 426436, 491596, 544267, 667166, 746263, 799862, 1088534, 1334332, 1492526, 1599724, 2177068, 2335081, 2985052, 3809869, 4670162, 7619738, 9340324, 10341073, 15239476, 20682146, 41364292, 72387511, 144775022, 289550044]

約数ペア:

[(1, 289550044), (2, 144775022), (4, 72387511), (7, 41364292), (14, 20682146), (19, 15239476), (28, 10341073), (31, 9340324), (38, 7619738), (62, 4670162), (76, 3809869), (97, 2985052), (124, 2335081), (133, 2177068), (181, 1599724), (194, 1492526), (217, 1334332), (266, 1088534), (362, 799862), (388, 746263), (434, 667166), (532, 544267), (589, 491596), (679, 426436), (724, 399931), (868, 333583), (1178, 245798), (1267, 228532), (1358, 213218), (1843, 157108), (2356, 122899), (2534, 114266), (2716, 106609), (3007, 96292), (3439, 84196), (3686, 78554), (4123, 70228), (5068, 57133), (5611, 51604), (6014, 48146), (6878, 42098), (7372, 39277), (8246, 35114), (11222, 25802), (12028, 24073), (12901, 22444), (13756, 21049), (16492, 17557)]