858125915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{797}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 1116944640

約数和(自身を除く): 258818725

約数列:

[1, 5, 17, 53, 85, 239, 265, 797, 901, 1195, 3985, 4063, 4505, 12667, 13549, 20315, 42241, 63335, 67745, 190483, 211205, 215339, 718097, 952415, 1076695, 3238211, 3590485, 10095599, 16191055, 50477995, 171625183, 858125915]

約数ペア:

[(1, 858125915), (5, 171625183), (17, 50477995), (53, 16191055), (85, 10095599), (239, 3590485), (265, 3238211), (797, 1076695), (901, 952415), (1195, 718097), (3985, 215339), (4063, 211205), (4505, 190483), (12667, 67745), (13549, 63335), (20315, 42241)]