31380156

素因数分解:

$2^2\times 3^3\times {\mathrm{290557}}^1$

素因数の和:290570

約数の個数: 24

約数和(自身を含む): 81356240

約数和(自身を除く): 49976084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 290557, 581114, 871671, 1162228, 1743342, 2615013, 3486684, 5230026, 7845039, 10460052, 15690078, 31380156]

約数ペア:

[(1, 31380156), (2, 15690078), (3, 10460052), (4, 7845039), (6, 5230026), (9, 3486684), (12, 2615013), (18, 1743342), (27, 1162228), (36, 871671), (54, 581114), (108, 290557)]