67945725

素因数分解:

$3^2\times 5^2\times {\mathrm{311}}^1\times {\mathrm{971}}^1$

素因数の和:1298

約数の個数: 36

約数和(自身を含む): 122215392

約数和(自身を除く): 54269667

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 311, 933, 971, 1555, 2799, 2913, 4665, 4855, 7775, 8739, 13995, 14565, 23325, 24275, 43695, 69975, 72825, 218475, 301981, 905943, 1509905, 2717829, 4529715, 7549525, 13589145, 22648575, 67945725]

約数ペア:

[(1, 67945725), (3, 22648575), (5, 13589145), (9, 7549525), (15, 4529715), (25, 2717829), (45, 1509905), (75, 905943), (225, 301981), (311, 218475), (933, 72825), (971, 69975), (1555, 43695), (2799, 24275), (2913, 23325), (4665, 14565), (4855, 13995), (7775, 8739)]