157521221

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 192882816

約数和(自身を除く): 35361595

約数列:

[1, 11, 13, 41, 67, 143, 401, 451, 533, 737, 871, 2747, 4411, 5213, 5863, 9581, 16441, 26867, 30217, 35711, 57343, 180851, 213733, 295537, 349271, 392821, 1101547, 2351063, 3841981, 12117017, 14320111, 157521221]

約数ペア:

[(1, 157521221), (11, 14320111), (13, 12117017), (41, 3841981), (67, 2351063), (143, 1101547), (401, 392821), (451, 349271), (533, 295537), (737, 213733), (871, 180851), (2747, 57343), (4411, 35711), (5213, 30217), (5863, 26867), (9581, 16441)]