84921405

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1879}}^1$

素因数の和:2041

約数の個数: 32

約数和(自身を含む): 142940160

約数和(自身を除く): 58018755

約数列:

[1, 3, 5, 15, 23, 69, 115, 131, 345, 393, 655, 1879, 1965, 3013, 5637, 9039, 9395, 15065, 28185, 43217, 45195, 129651, 216085, 246149, 648255, 738447, 1230745, 3692235, 5661427, 16984281, 28307135, 84921405]

約数ペア:

[(1, 84921405), (3, 28307135), (5, 16984281), (15, 5661427), (23, 3692235), (69, 1230745), (115, 738447), (131, 648255), (345, 246149), (393, 216085), (655, 129651), (1879, 45195), (1965, 43217), (3013, 28185), (5637, 15065), (9039, 9395)]