238157296

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{1657}}^1$

素因数の和:2369

約数の個数: 40

約数和(自身を含む): 497943824

約数和(自身を除く): 259786528

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 691, 1382, 1657, 2764, 3314, 5528, 6628, 8983, 11056, 13256, 17966, 21541, 26512, 35932, 43082, 71864, 86164, 143728, 172328, 344656, 1144987, 2289974, 4579948, 9159896, 14884831, 18319792, 29769662, 59539324, 119078648, 238157296]

約数ペア:

[(1, 238157296), (2, 119078648), (4, 59539324), (8, 29769662), (13, 18319792), (16, 14884831), (26, 9159896), (52, 4579948), (104, 2289974), (208, 1144987), (691, 344656), (1382, 172328), (1657, 143728), (2764, 86164), (3314, 71864), (5528, 43082), (6628, 35932), (8983, 26512), (11056, 21541), (13256, 17966)]