168720083

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1201}}^1$

素因数の和:1323

約数の個数: 24

約数和(自身を含む): 203897664

約数和(自身を除く): 35177581

約数列:

[1, 7, 47, 49, 61, 329, 427, 1201, 2303, 2867, 2989, 8407, 20069, 56447, 58849, 73261, 140483, 395129, 512827, 2765903, 3443267, 3589789, 24102869, 168720083]

約数ペア:

[(1, 168720083), (7, 24102869), (47, 3589789), (49, 3443267), (61, 2765903), (329, 512827), (427, 395129), (1201, 140483), (2303, 73261), (2867, 58849), (2989, 56447), (8407, 20069)]