221401744

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{47881}}^1$

素因数の和:47923

約数の個数: 30

約数和(自身を含む): 455692994

約数和(自身を除く): 234291250

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4624, 47881, 95762, 191524, 383048, 766096, 813977, 1627954, 3255908, 6511816, 13023632, 13837609, 27675218, 55350436, 110700872, 221401744]

約数ペア:

[(1, 221401744), (2, 110700872), (4, 55350436), (8, 27675218), (16, 13837609), (17, 13023632), (34, 6511816), (68, 3255908), (136, 1627954), (272, 813977), (289, 766096), (578, 383048), (1156, 191524), (2312, 95762), (4624, 47881)]