407877964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{863}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 787449600

約数和(自身を除く): 379571636

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 149, 244, 298, 596, 793, 863, 1586, 1726, 1937, 3172, 3452, 3874, 7748, 9089, 11219, 18178, 22438, 36356, 44876, 52643, 105286, 118157, 128587, 210572, 236314, 257174, 472628, 514348, 684359, 1368718, 1671631, 2737436, 3343262, 6686524, 7843807, 15687614, 31375228, 101969491, 203938982, 407877964]

約数ペア:

[(1, 407877964), (2, 203938982), (4, 101969491), (13, 31375228), (26, 15687614), (52, 7843807), (61, 6686524), (122, 3343262), (149, 2737436), (244, 1671631), (298, 1368718), (596, 684359), (793, 514348), (863, 472628), (1586, 257174), (1726, 236314), (1937, 210572), (3172, 128587), (3452, 118157), (3874, 105286), (7748, 52643), (9089, 44876), (11219, 36356), (18178, 22438)]