71981884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{3083}}^1$

素因数の和:3549

約数の個数: 24

約数和(自身を含む): 136004400

約数和(自身を除く): 64022516

約数列:

[1, 2, 4, 13, 26, 52, 449, 898, 1796, 3083, 5837, 6166, 11674, 12332, 23348, 40079, 80158, 160316, 1384267, 2768534, 5537068, 17995471, 35990942, 71981884]

約数ペア:

[(1, 71981884), (2, 35990942), (4, 17995471), (13, 5537068), (26, 2768534), (52, 1384267), (449, 160316), (898, 80158), (1796, 40079), (3083, 23348), (5837, 12332), (6166, 11674)]