71325863

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 90326016

約数和(自身を除く): 19000153

約数列:

[1, 7, 17, 43, 53, 119, 263, 301, 371, 731, 901, 1841, 2279, 4471, 5117, 6307, 11309, 13939, 15953, 31297, 38743, 79163, 97573, 192253, 236963, 271201, 599377, 1345771, 1658741, 4195639, 10189409, 71325863]

約数ペア:

[(1, 71325863), (7, 10189409), (17, 4195639), (43, 1658741), (53, 1345771), (119, 599377), (263, 271201), (301, 236963), (371, 192253), (731, 97573), (901, 79163), (1841, 38743), (2279, 31297), (4471, 15953), (5117, 13939), (6307, 11309)]