242520161

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{1667}}^1$

素因数の和:1749

約数の個数: 24

約数和(自身を含む): 284707584

約数和(自身を除く): 42187423

約数列:

[1, 13, 19, 31, 247, 361, 403, 589, 1667, 4693, 7657, 11191, 21671, 31673, 51677, 145483, 411749, 601787, 671801, 981863, 7823231, 12764219, 18655397, 242520161]

約数ペア:

[(1, 242520161), (13, 18655397), (19, 12764219), (31, 7823231), (247, 981863), (361, 671801), (403, 601787), (589, 411749), (1667, 145483), (4693, 51677), (7657, 31673), (11191, 21671)]