215521790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{41687}}^1$

素因数の和:41752

約数の個数: 32

約数和(自身を含む): 432221184

約数和(自身を除く): 216699394

約数列:

[1, 2, 5, 10, 11, 22, 47, 55, 94, 110, 235, 470, 517, 1034, 2585, 5170, 41687, 83374, 208435, 416870, 458557, 917114, 1959289, 2292785, 3918578, 4585570, 9796445, 19592890, 21552179, 43104358, 107760895, 215521790]

約数ペア:

[(1, 215521790), (2, 107760895), (5, 43104358), (10, 21552179), (11, 19592890), (22, 9796445), (47, 4585570), (55, 3918578), (94, 2292785), (110, 1959289), (235, 917114), (470, 458557), (517, 416870), (1034, 208435), (2585, 83374), (5170, 41687)]