203518131

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{461}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 289529856

約数和(自身を除く): 86011725

約数列:

[1, 3, 31, 47, 93, 101, 141, 303, 461, 1383, 1457, 3131, 4371, 4747, 9393, 14241, 14291, 21667, 42873, 46561, 65001, 139683, 147157, 441471, 671677, 1443391, 2015031, 2188367, 4330173, 6565101, 67839377, 203518131]

約数ペア:

[(1, 203518131), (3, 67839377), (31, 6565101), (47, 4330173), (93, 2188367), (101, 2015031), (141, 1443391), (303, 671677), (461, 441471), (1383, 147157), (1457, 139683), (3131, 65001), (4371, 46561), (4747, 42873), (9393, 21667), (14241, 14291)]