290937816

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{310831}}^1$

素因数の和:310856

約数の個数: 48

約数和(自身を含む): 848571360

約数和(自身を除く): 557633544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 310831, 621662, 932493, 1243324, 1864986, 2486648, 2797479, 3729972, 4040803, 5594958, 7459944, 8081606, 11189916, 12122409, 16163212, 22379832, 24244818, 32326424, 36367227, 48489636, 72734454, 96979272, 145468908, 290937816]

約数ペア:

[(1, 290937816), (2, 145468908), (3, 96979272), (4, 72734454), (6, 48489636), (8, 36367227), (9, 32326424), (12, 24244818), (13, 22379832), (18, 16163212), (24, 12122409), (26, 11189916), (36, 8081606), (39, 7459944), (52, 5594958), (72, 4040803), (78, 3729972), (104, 2797479), (117, 2486648), (156, 1864986), (234, 1243324), (312, 932493), (468, 621662), (936, 310831)]