121215145

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1\times {\mathrm{1019}}^1$

素因数の和:1704

約数の個数: 16

約数和(自身を含む): 149768640

約数和(自身を除く): 28553495

約数列:

[1, 5, 37, 185, 643, 1019, 3215, 5095, 23791, 37703, 118955, 188515, 655217, 3276085, 24243029, 121215145]

約数ペア:

[(1, 121215145), (5, 24243029), (37, 3276085), (185, 655217), (643, 188515), (1019, 118955), (3215, 37703), (5095, 23791)]