81186196

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7691}}^1$

素因数の和:7744

約数の個数: 48

約数和(自身を含む): 180915840

約数和(自身を除く): 99729644

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 116, 182, 203, 364, 377, 406, 754, 812, 1508, 2639, 5278, 7691, 10556, 15382, 30764, 53837, 99983, 107674, 199966, 215348, 223039, 399932, 446078, 699881, 892156, 1399762, 1561273, 2799524, 2899507, 3122546, 5799014, 6245092, 11598028, 20296549, 40593098, 81186196]

約数ペア:

[(1, 81186196), (2, 40593098), (4, 20296549), (7, 11598028), (13, 6245092), (14, 5799014), (26, 3122546), (28, 2899507), (29, 2799524), (52, 1561273), (58, 1399762), (91, 892156), (116, 699881), (182, 446078), (203, 399932), (364, 223039), (377, 215348), (406, 199966), (754, 107674), (812, 99983), (1508, 53837), (2639, 30764), (5278, 15382), (7691, 10556)]