313622975

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{1621}}^1$

素因数の和:1811

約数の個数: 24

約数和(自身を含む): 398233440

約数和(自身を除く): 84610465

約数列:

[1, 5, 25, 71, 109, 355, 545, 1621, 1775, 2725, 7739, 8105, 38695, 40525, 115091, 176689, 193475, 575455, 883445, 2877275, 4417225, 12544919, 62724595, 313622975]

約数ペア:

[(1, 313622975), (5, 62724595), (25, 12544919), (71, 4417225), (109, 2877275), (355, 883445), (545, 575455), (1621, 193475), (1775, 176689), (2725, 115091), (7739, 40525), (8105, 38695)]