31686486

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31249}}^1$

素因数の和:31280

約数の個数: 24

約数和(自身を含む): 68625000

約数和(自身を除く): 36938514

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 31249, 62498, 93747, 187494, 406237, 812474, 1218711, 2437422, 5281081, 10562162, 15843243, 31686486]

約数ペア:

[(1, 31686486), (2, 15843243), (3, 10562162), (6, 5281081), (13, 2437422), (26, 1218711), (39, 812474), (78, 406237), (169, 187494), (338, 93747), (507, 62498), (1014, 31249)]