249943384

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{108107}}^1$

素因数の和:108147

約数の個数: 24

約数和(自身を含む): 497837340

約数和(自身を除く): 247893956

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 108107, 216214, 432428, 864856, 1837819, 3675638, 7351276, 14702552, 31242923, 62485846, 124971692, 249943384]

約数ペア:

[(1, 249943384), (2, 124971692), (4, 62485846), (8, 31242923), (17, 14702552), (34, 7351276), (68, 3675638), (136, 1837819), (289, 864856), (578, 432428), (1156, 216214), (2312, 108107)]