209718430

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{723167}}^1$

素因数の和:723203

約数の個数: 16

約数和(自身を含む): 390510720

約数和(自身を除く): 180792290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 723167, 1446334, 3615835, 7231670, 20971843, 41943686, 104859215, 209718430]

約数ペア:

[(1, 209718430), (2, 104859215), (5, 41943686), (10, 20971843), (29, 7231670), (58, 3615835), (145, 1446334), (290, 723167)]