28568748

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{499}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 72128000

約数和(自身を除く): 43559252

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 367, 499, 734, 998, 1101, 1468, 1497, 1996, 2202, 2994, 4404, 4771, 5988, 6487, 9542, 12974, 14313, 19084, 19461, 25948, 28626, 38922, 57252, 77844, 183133, 366266, 549399, 732532, 1098798, 2197596, 2380729, 4761458, 7142187, 9522916, 14284374, 28568748]

約数ペア:

[(1, 28568748), (2, 14284374), (3, 9522916), (4, 7142187), (6, 4761458), (12, 2380729), (13, 2197596), (26, 1098798), (39, 732532), (52, 549399), (78, 366266), (156, 183133), (367, 77844), (499, 57252), (734, 38922), (998, 28626), (1101, 25948), (1468, 19461), (1497, 19084), (1996, 14313), (2202, 12974), (2994, 9542), (4404, 6487), (4771, 5988)]