400741317

素因数分解:

$3^3\times {\mathrm{47}}^2\times {\mathrm{6719}}^1$

素因数の和:6822

約数の個数: 24

約数和(自身を含む): 606681600

約数和(自身を除く): 205940283

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 2209, 6627, 6719, 19881, 20157, 59643, 60471, 181413, 315793, 947379, 2842137, 8526411, 14842271, 44526813, 133580439, 400741317]

約数ペア:

[(1, 400741317), (3, 133580439), (9, 44526813), (27, 14842271), (47, 8526411), (141, 2842137), (423, 947379), (1269, 315793), (2209, 181413), (6627, 60471), (6719, 59643), (19881, 20157)]