223795201

素因数分解:

$7^2\times {\mathrm{59}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 266760000

約数和(自身を除く): 42964799

約数列:

[1, 7, 49, 59, 199, 389, 413, 1393, 2723, 2891, 9751, 11741, 19061, 22951, 77411, 82187, 160657, 541877, 575309, 1124599, 3793139, 4567249, 31970743, 223795201]

約数ペア:

[(1, 223795201), (7, 31970743), (49, 4567249), (59, 3793139), (199, 1124599), (389, 575309), (413, 541877), (1393, 160657), (2723, 82187), (2891, 77411), (9751, 22951), (11741, 19061)]