156768829

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{809}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 199065600

約数和(自身を除く): 42296771

約数列:

[1, 7, 19, 31, 47, 133, 217, 329, 589, 809, 893, 1457, 4123, 5663, 6251, 10199, 15371, 25079, 27683, 38023, 107597, 175553, 193781, 266161, 476501, 722437, 1178713, 3335507, 5057059, 8250991, 22395547, 156768829]

約数ペア:

[(1, 156768829), (7, 22395547), (19, 8250991), (31, 5057059), (47, 3335507), (133, 1178713), (217, 722437), (329, 476501), (589, 266161), (809, 193781), (893, 175553), (1457, 107597), (4123, 38023), (5663, 27683), (6251, 25079), (10199, 15371)]