397148975

素因数分解:

$5^2\times {\mathrm{229}}^1\times {\mathrm{69371}}^1$

素因数の和:69610

約数の個数: 12

約数和(自身を含む): 494622360

約数和(自身を除く): 97473385

約数列:

[1, 5, 25, 229, 1145, 5725, 69371, 346855, 1734275, 15885959, 79429795, 397148975]

約数ペア:

[(1, 397148975), (5, 79429795), (25, 15885959), (229, 1734275), (1145, 346855), (5725, 69371)]