71605155

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 117492480

約数和(自身を除く): 45887325

約数列:

[1, 3, 5, 15, 61, 139, 183, 305, 417, 563, 695, 915, 1689, 2085, 2815, 8445, 8479, 25437, 34343, 42395, 78257, 103029, 127185, 171715, 234771, 391285, 515145, 1173855, 4773677, 14321031, 23868385, 71605155]

約数ペア:

[(1, 71605155), (3, 23868385), (5, 14321031), (15, 4773677), (61, 1173855), (139, 515145), (183, 391285), (305, 234771), (417, 171715), (563, 127185), (695, 103029), (915, 78257), (1689, 42395), (2085, 34343), (2815, 25437), (8445, 8479)]