42990702916

素因数分解:

$2^2\times 7^2\times {\mathrm{219340321}}^1$

素因数の和:219340339

約数の個数: 18

約数和(自身を含む): 87516788478

約数和(自身を除く): 44526085562

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 219340321, 438680642, 877361284, 1535382247, 3070764494, 6141528988, 10747675729, 21495351458, 42990702916]

約数ペア:

[(1, 42990702916), (2, 21495351458), (4, 10747675729), (7, 6141528988), (14, 3070764494), (28, 1535382247), (49, 877361284), (98, 438680642), (196, 219340321)]