3642947

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:80

約数の個数: 32

約数和(自身を含む): 5059584

約数和(自身を除く): 1416637

約数列:

[1, 7, 11, 17, 23, 77, 119, 121, 161, 187, 253, 391, 847, 1309, 1331, 1771, 2057, 2737, 2783, 4301, 9317, 14399, 19481, 22627, 30107, 30613, 47311, 158389, 214291, 331177, 520421, 3642947]

約数ペア:

[(1, 3642947), (7, 520421), (11, 331177), (17, 214291), (23, 158389), (77, 47311), (119, 30613), (121, 30107), (161, 22627), (187, 19481), (253, 14399), (391, 9317), (847, 4301), (1309, 2783), (1331, 2737), (1771, 2057)]