42131873

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 53222400

約数和(自身を除く): 11090527

約数列:

[1, 7, 19, 43, 53, 133, 139, 301, 371, 817, 973, 1007, 2279, 2641, 5719, 5977, 7049, 7367, 15953, 18487, 41839, 43301, 51569, 113563, 139973, 303107, 316781, 794941, 979811, 2217467, 6018839, 42131873]

約数ペア:

[(1, 42131873), (7, 6018839), (19, 2217467), (43, 979811), (53, 794941), (133, 316781), (139, 303107), (301, 139973), (371, 113563), (817, 51569), (973, 43301), (1007, 41839), (2279, 18487), (2641, 15953), (5719, 7367), (5977, 7049)]