401025395

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1\times {\mathrm{1709}}^1$

素因数の和:2446

約数の個数: 16

約数和(自身を含む): 489032640

約数和(自身を除く): 88007245

約数列:

[1, 5, 71, 355, 661, 1709, 3305, 8545, 46931, 121339, 234655, 606695, 1129649, 5648245, 80205079, 401025395]

約数ペア:

[(1, 401025395), (5, 80205079), (71, 5648245), (355, 1129649), (661, 606695), (1709, 234655), (3305, 121339), (8545, 46931)]