718571516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{206249}}^1$

素因数の和:206333

約数の個数: 24

約数和(自身を含む): 1374450000

約数和(自身を除く): 655878484

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 206249, 412498, 824996, 2681237, 5362474, 10724948, 13818683, 27637366, 55274732, 179642879, 359285758, 718571516]

約数ペア:

[(1, 718571516), (2, 359285758), (4, 179642879), (13, 55274732), (26, 27637366), (52, 13818683), (67, 10724948), (134, 5362474), (268, 2681237), (871, 824996), (1742, 412498), (3484, 206249)]