128900534

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{317489}}^1$

素因数の和:317527

約数の個数: 16

約数和(自身を含む): 228592800

約数和(自身を除く): 99692266

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 317489, 634978, 2222423, 4444846, 9207181, 18414362, 64450267, 128900534]

約数ペア:

[(1, 128900534), (2, 64450267), (7, 18414362), (14, 9207181), (29, 4444846), (58, 2222423), (203, 634978), (406, 317489)]