215518928

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{1627}}^1$

素因数の和:2139

約数の個数: 40

約数和(自身を含む): 443310912

約数和(自身を除く): 227791984

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 487, 974, 1627, 1948, 3254, 3896, 6508, 7792, 8279, 13016, 16558, 26032, 27659, 33116, 55318, 66232, 110636, 132464, 221272, 442544, 792349, 1584698, 3169396, 6338792, 12677584, 13469933, 26939866, 53879732, 107759464, 215518928]

約数ペア:

[(1, 215518928), (2, 107759464), (4, 53879732), (8, 26939866), (16, 13469933), (17, 12677584), (34, 6338792), (68, 3169396), (136, 1584698), (272, 792349), (487, 442544), (974, 221272), (1627, 132464), (1948, 110636), (3254, 66232), (3896, 55318), (6508, 33116), (7792, 27659), (8279, 26032), (13016, 16558)]