7817212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 16087680

約数和(自身を除く): 8270468

約数列:

[1, 2, 4, 13, 17, 26, 34, 37, 52, 68, 74, 148, 221, 239, 442, 478, 481, 629, 884, 956, 962, 1258, 1924, 2516, 3107, 4063, 6214, 8126, 8177, 8843, 12428, 16252, 16354, 17686, 32708, 35372, 52819, 105638, 114959, 150331, 211276, 229918, 300662, 459836, 601324, 1954303, 3908606, 7817212]

約数ペア:

[(1, 7817212), (2, 3908606), (4, 1954303), (13, 601324), (17, 459836), (26, 300662), (34, 229918), (37, 211276), (52, 150331), (68, 114959), (74, 105638), (148, 52819), (221, 35372), (239, 32708), (442, 17686), (478, 16354), (481, 16252), (629, 12428), (884, 8843), (956, 8177), (962, 8126), (1258, 6214), (1924, 4063), (2516, 3107)]