393647579

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 453304320

約数和(自身を除く): 59656741

約数列:

[1, 13, 31, 61, 67, 239, 403, 793, 871, 1891, 2077, 3107, 4087, 7409, 14579, 16013, 24583, 27001, 53131, 96317, 126697, 189527, 208169, 451949, 496403, 976793, 1647061, 5875337, 6453239, 12698309, 30280583, 393647579]

約数ペア:

[(1, 393647579), (13, 30280583), (31, 12698309), (61, 6453239), (67, 5875337), (239, 1647061), (403, 976793), (793, 496403), (871, 451949), (1891, 208169), (2077, 189527), (3107, 126697), (4087, 96317), (7409, 53131), (14579, 27001), (16013, 24583)]