491156809

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{719}}^1$

素因数の和:1041

約数の個数: 32

約数和(自身を含む): 613992960

約数和(自身を除く): 122836151

約数列:

[1, 11, 13, 17, 143, 187, 221, 281, 719, 2431, 3091, 3653, 4777, 7909, 9347, 12223, 40183, 52547, 62101, 102817, 134453, 158899, 202039, 683111, 1747889, 2222429, 2626507, 3434663, 28891577, 37781293, 44650619, 491156809]

約数ペア:

[(1, 491156809), (11, 44650619), (13, 37781293), (17, 28891577), (143, 3434663), (187, 2626507), (221, 2222429), (281, 1747889), (719, 683111), (2431, 202039), (3091, 158899), (3653, 134453), (4777, 102817), (7909, 62101), (9347, 52547), (12223, 40183)]