131729812

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{233}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 250810560

約数和(自身を除く): 119080748

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 173, 233, 346, 466, 692, 817, 932, 1634, 3268, 3287, 4427, 6574, 7439, 8854, 10019, 13148, 14878, 17708, 20038, 29756, 40076, 40309, 80618, 141341, 161236, 190361, 282682, 380722, 565364, 761444, 765871, 1531742, 1733287, 3063484, 3466574, 6933148, 32932453, 65864906, 131729812]

約数ペア:

[(1, 131729812), (2, 65864906), (4, 32932453), (19, 6933148), (38, 3466574), (43, 3063484), (76, 1733287), (86, 1531742), (172, 765871), (173, 761444), (233, 565364), (346, 380722), (466, 282682), (692, 190361), (817, 161236), (932, 141341), (1634, 80618), (3268, 40309), (3287, 40076), (4427, 29756), (6574, 20038), (7439, 17708), (8854, 14878), (10019, 13148)]