308380000072

素因数分解:

$2^3\times {\mathrm{4217}}^1\times {\mathrm{9140977}}^1$

素因数の和:9145200

約数の個数: 16

約数和(自身を含む): 578349678060

約数和(自身を除く): 269969677988

約数列:

[1, 2, 4, 8, 4217, 8434, 16868, 33736, 9140977, 18281954, 36563908, 73127816, 38547500009, 77095000018, 154190000036, 308380000072]

約数ペア:

[(1, 308380000072), (2, 154190000036), (4, 77095000018), (8, 38547500009), (4217, 73127816), (8434, 36563908), (16868, 18281954), (33736, 9140977)]