11977945

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 17853696

約数和(自身を除く): 5875751

約数列:

[1, 5, 7, 17, 35, 41, 85, 119, 205, 287, 491, 595, 697, 1435, 2455, 3437, 3485, 4879, 8347, 17185, 20131, 24395, 41735, 58429, 100655, 140917, 292145, 342227, 704585, 1711135, 2395589, 11977945]

約数ペア:

[(1, 11977945), (5, 2395589), (7, 1711135), (17, 704585), (35, 342227), (41, 292145), (85, 140917), (119, 100655), (205, 58429), (287, 41735), (491, 24395), (595, 20131), (697, 17185), (1435, 8347), (2455, 4879), (3437, 3485)]