2170455

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{2953}}^1$

素因数の和:2975

約数の個数: 24

約数和(自身を含む): 4041072

約数和(自身を除く): 1870617

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 2953, 8859, 14765, 20671, 44295, 62013, 103355, 144697, 310065, 434091, 723485, 2170455]

約数ペア:

[(1, 2170455), (3, 723485), (5, 434091), (7, 310065), (15, 144697), (21, 103355), (35, 62013), (49, 44295), (105, 20671), (147, 14765), (245, 8859), (735, 2953)]