139661305

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2039}}^1$

素因数の和:2173

約数の個数: 32

約数和(自身を含む): 203673600

約数和(自身を除く): 64012295

約数列:

[1, 5, 7, 19, 35, 95, 103, 133, 515, 665, 721, 1957, 2039, 3605, 9785, 10195, 13699, 14273, 38741, 68495, 71365, 193705, 210017, 271187, 1050085, 1355935, 1470119, 3990323, 7350595, 19951615, 27932261, 139661305]

約数ペア:

[(1, 139661305), (5, 27932261), (7, 19951615), (19, 7350595), (35, 3990323), (95, 1470119), (103, 1355935), (133, 1050085), (515, 271187), (665, 210017), (721, 193705), (1957, 71365), (2039, 68495), (3605, 38741), (9785, 14273), (10195, 13699)]