28741390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{169067}}^1$

素因数の和:169091

約数の個数: 16

約数和(自身を含む): 54778032

約数和(自身を除く): 26036642

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 169067, 338134, 845335, 1690670, 2874139, 5748278, 14370695, 28741390]

約数ペア:

[(1, 28741390), (2, 14370695), (5, 5748278), (10, 2874139), (17, 1690670), (34, 845335), (85, 338134), (170, 169067)]