291266948

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{5501}}^1$

素因数の和:5604

約数の個数: 48

約数和(自身を含む): 611294208

約数和(自身を除く): 320027260

約数列:

[1, 2, 4, 7, 14, 28, 31, 61, 62, 122, 124, 217, 244, 427, 434, 854, 868, 1708, 1891, 3782, 5501, 7564, 11002, 13237, 22004, 26474, 38507, 52948, 77014, 154028, 170531, 335561, 341062, 671122, 682124, 1193717, 1342244, 2348927, 2387434, 4697854, 4774868, 9395708, 10402391, 20804782, 41609564, 72816737, 145633474, 291266948]

約数ペア:

[(1, 291266948), (2, 145633474), (4, 72816737), (7, 41609564), (14, 20804782), (28, 10402391), (31, 9395708), (61, 4774868), (62, 4697854), (122, 2387434), (124, 2348927), (217, 1342244), (244, 1193717), (427, 682124), (434, 671122), (854, 341062), (868, 335561), (1708, 170531), (1891, 154028), (3782, 77014), (5501, 52948), (7564, 38507), (11002, 26474), (13237, 22004)]