1623908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 3556224

約数和(自身を除く): 1932316

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 167, 187, 221, 286, 334, 374, 442, 572, 668, 748, 884, 1837, 2171, 2431, 2839, 3674, 4342, 4862, 5678, 7348, 8684, 9724, 11356, 23881, 31229, 36907, 47762, 62458, 73814, 95524, 124916, 147628, 405977, 811954, 1623908]

約数ペア:

[(1, 1623908), (2, 811954), (4, 405977), (11, 147628), (13, 124916), (17, 95524), (22, 73814), (26, 62458), (34, 47762), (44, 36907), (52, 31229), (68, 23881), (143, 11356), (167, 9724), (187, 8684), (221, 7348), (286, 5678), (334, 4862), (374, 4342), (442, 3674), (572, 2839), (668, 2431), (748, 2171), (884, 1837)]