401189492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{547}}^1$

素因数の和:852

約数の個数: 48

約数和(自身を含む): 780702720

約数和(自身を除く): 379513228

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 211, 316, 422, 547, 844, 869, 1094, 1738, 2188, 2321, 3476, 4642, 6017, 9284, 12034, 16669, 24068, 33338, 43213, 66676, 86426, 115417, 172852, 183359, 230834, 366718, 461668, 475343, 733436, 950686, 1269587, 1901372, 2539174, 5078348, 9117943, 18235886, 36471772, 100297373, 200594746, 401189492]

約数ペア:

[(1, 401189492), (2, 200594746), (4, 100297373), (11, 36471772), (22, 18235886), (44, 9117943), (79, 5078348), (158, 2539174), (211, 1901372), (316, 1269587), (422, 950686), (547, 733436), (844, 475343), (869, 461668), (1094, 366718), (1738, 230834), (2188, 183359), (2321, 172852), (3476, 115417), (4642, 86426), (6017, 66676), (9284, 43213), (12034, 33338), (16669, 24068)]