215328906

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{920209}}^1$

素因数の和:920230

約数の個数: 24

約数和(自身を含む): 502434660

約数和(自身を除く): 287105754

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 920209, 1840418, 2760627, 5521254, 8281881, 11962717, 16563762, 23925434, 35888151, 71776302, 107664453, 215328906]

約数ペア:

[(1, 215328906), (2, 107664453), (3, 71776302), (6, 35888151), (9, 23925434), (13, 16563762), (18, 11962717), (26, 8281881), (39, 5521254), (78, 2760627), (117, 1840418), (234, 920209)]