996823919

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{2161}}^1$

素因数の和:2355

約数の個数: 32

約数和(自身を含む): 1269803136

約数和(自身を除く): 272979217

約数列:

[1, 7, 13, 37, 91, 137, 259, 481, 959, 1781, 2161, 3367, 5069, 12467, 15127, 28093, 35483, 65897, 79957, 196651, 296057, 461279, 559699, 1039441, 2072399, 3848741, 7276087, 10954109, 26941187, 76678763, 142403417, 996823919]

約数ペア:

[(1, 996823919), (7, 142403417), (13, 76678763), (37, 26941187), (91, 10954109), (137, 7276087), (259, 3848741), (481, 2072399), (959, 1039441), (1781, 559699), (2161, 461279), (3367, 296057), (5069, 196651), (12467, 79957), (15127, 65897), (28093, 35483)]