681727816

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{10343}}^1$

素因数の和:10474

約数の個数: 64

約数和(自身を含む): 1608698880

約数和(自身を除く): 926971064

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 107, 154, 214, 308, 428, 616, 749, 856, 1177, 1498, 2354, 2996, 4708, 5992, 8239, 9416, 10343, 16478, 20686, 32956, 41372, 65912, 72401, 82744, 113773, 144802, 227546, 289604, 455092, 579208, 796411, 910184, 1106701, 1592822, 2213402, 3185644, 4426804, 6371288, 7746907, 8853608, 12173711, 15493814, 24347422, 30987628, 48694844, 61975256, 85215977, 97389688, 170431954, 340863908, 681727816]

約数ペア:

[(1, 681727816), (2, 340863908), (4, 170431954), (7, 97389688), (8, 85215977), (11, 61975256), (14, 48694844), (22, 30987628), (28, 24347422), (44, 15493814), (56, 12173711), (77, 8853608), (88, 7746907), (107, 6371288), (154, 4426804), (214, 3185644), (308, 2213402), (428, 1592822), (616, 1106701), (749, 910184), (856, 796411), (1177, 579208), (1498, 455092), (2354, 289604), (2996, 227546), (4708, 144802), (5992, 113773), (8239, 82744), (9416, 72401), (10343, 65912), (16478, 41372), (20686, 32956)]