87898111

素因数分解:

$7^2\times {\mathrm{23}}^2\times {\mathrm{3391}}^1$

素因数の和:3451

約数の個数: 18

約数和(自身を含む): 106919232

約数和(自身を除く): 19021121

約数列:

[1, 7, 23, 49, 161, 529, 1127, 3391, 3703, 23737, 25921, 77993, 166159, 545951, 1793839, 3821657, 12556873, 87898111]

約数ペア:

[(1, 87898111), (7, 12556873), (23, 3821657), (49, 1793839), (161, 545951), (529, 166159), (1127, 77993), (3391, 25921), (3703, 23737)]