12998701016

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{647}}^1$

素因数の和:925

約数の個数: 128

約数和(自身を含む): 29382082560

約数和(自身を除く): 16383381544

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 71, 124, 142, 163, 217, 248, 284, 326, 434, 497, 568, 647, 652, 868, 994, 1141, 1294, 1304, 1736, 1988, 2201, 2282, 2588, 3976, 4402, 4529, 4564, 5053, 5176, 8804, 9058, 9128, 10106, 11573, 15407, 17608, 18116, 20057, 20212, 23146, 30814, 35371, 36232, 40114, 40424, 45937, 46292, 61628, 70742, 80228, 81011, 91874, 92584, 105461, 123256, 140399, 141484, 160456, 162022, 183748, 210922, 280798, 282968, 321559, 324044, 358763, 367496, 421844, 561596, 643118, 648088, 717526, 738227, 843688, 1123192, 1286236, 1424047, 1435052, 1476454, 2511341, 2572472, 2848094, 2870104, 2952908, 3269291, 5022682, 5696188, 5905816, 6538582, 7487731, 9968329, 10045364, 11392376, 13077164, 14975462, 19936658, 20090728, 22885037, 26154328, 29950924, 39873316, 45770074, 52414117, 59901848, 79746632, 91540148, 104828234, 183080296, 209656468, 232119661, 419312936, 464239322, 928478644, 1624837627, 1856957288, 3249675254, 6499350508, 12998701016]

約数ペア:

[(1, 12998701016), (2, 6499350508), (4, 3249675254), (7, 1856957288), (8, 1624837627), (14, 928478644), (28, 464239322), (31, 419312936), (56, 232119661), (62, 209656468), (71, 183080296), (124, 104828234), (142, 91540148), (163, 79746632), (217, 59901848), (248, 52414117), (284, 45770074), (326, 39873316), (434, 29950924), (497, 26154328), (568, 22885037), (647, 20090728), (652, 19936658), (868, 14975462), (994, 13077164), (1141, 11392376), (1294, 10045364), (1304, 9968329), (1736, 7487731), (1988, 6538582), (2201, 5905816), (2282, 5696188), (2588, 5022682), (3976, 3269291), (4402, 2952908), (4529, 2870104), (4564, 2848094), (5053, 2572472), (5176, 2511341), (8804, 1476454), (9058, 1435052), (9128, 1424047), (10106, 1286236), (11573, 1123192), (15407, 843688), (17608, 738227), (18116, 717526), (20057, 648088), (20212, 643118), (23146, 561596), (30814, 421844), (35371, 367496), (36232, 358763), (40114, 324044), (40424, 321559), (45937, 282968), (46292, 280798), (61628, 210922), (70742, 183748), (80228, 162022), (81011, 160456), (91874, 141484), (92584, 140399), (105461, 123256)]