128861458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2069}}^1$

素因数の和:2250

約数の個数: 32

約数和(自身を含む): 223560000

約数和(自身を除く): 94698542

約数列:

[1, 2, 11, 19, 22, 38, 149, 209, 298, 418, 1639, 2069, 2831, 3278, 4138, 5662, 22759, 31141, 39311, 45518, 62282, 78622, 308281, 432421, 616562, 864842, 3391091, 5857339, 6782182, 11714678, 64430729, 128861458]

約数ペア:

[(1, 128861458), (2, 64430729), (11, 11714678), (19, 6782182), (22, 5857339), (38, 3391091), (149, 864842), (209, 616562), (298, 432421), (418, 308281), (1639, 78622), (2069, 62282), (2831, 45518), (3278, 39311), (4138, 31141), (5662, 22759)]