42171985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{12101}}^1$

素因数の和:12164

約数の個数: 16

約数和(自身を含む): 54894672

約数和(自身を除く): 12722687

約数列:

[1, 5, 17, 41, 85, 205, 697, 3485, 12101, 60505, 205717, 496141, 1028585, 2480705, 8434397, 42171985]

約数ペア:

[(1, 42171985), (5, 8434397), (17, 2480705), (41, 1028585), (85, 496141), (205, 205717), (697, 60505), (3485, 12101)]