121261591

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 144967680

約数和(自身を除く): 23706089

約数列:

[1, 11, 19, 43, 103, 131, 209, 473, 817, 1133, 1441, 1957, 2489, 4429, 5633, 8987, 13493, 21527, 27379, 48719, 61963, 84151, 107027, 148423, 256367, 580199, 925661, 1177297, 2820037, 6382189, 11023781, 121261591]

約数ペア:

[(1, 121261591), (11, 11023781), (19, 6382189), (43, 2820037), (103, 1177297), (131, 925661), (209, 580199), (473, 256367), (817, 148423), (1133, 107027), (1441, 84151), (1957, 61963), (2489, 48719), (4429, 27379), (5633, 21527), (8987, 13493)]