289811123

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{2591}}^1$

素因数の和:2675

約数の個数: 24

約数和(自身を含む): 361221120

約数和(自身を除く): 71409997

約数列:

[1, 7, 19, 29, 133, 203, 551, 841, 2591, 3857, 5887, 15979, 18137, 49229, 75139, 111853, 344603, 525973, 1427641, 2179031, 9993487, 15253217, 41401589, 289811123]

約数ペア:

[(1, 289811123), (7, 41401589), (19, 15253217), (29, 9993487), (133, 2179031), (203, 1427641), (551, 525973), (841, 344603), (2591, 111853), (3857, 75139), (5887, 49229), (15979, 18137)]