28866670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2731}}^1$

素因数の和:2896

約数の個数: 32

約数和(自身を含む): 59798016

約数和(自身を除く): 30931346

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 151, 302, 755, 1057, 1510, 2114, 2731, 5285, 5462, 10570, 13655, 19117, 27310, 38234, 95585, 191170, 412381, 824762, 2061905, 2886667, 4123810, 5773334, 14433335, 28866670]

約数ペア:

[(1, 28866670), (2, 14433335), (5, 5773334), (7, 4123810), (10, 2886667), (14, 2061905), (35, 824762), (70, 412381), (151, 191170), (302, 95585), (755, 38234), (1057, 27310), (1510, 19117), (2114, 13655), (2731, 10570), (5285, 5462)]