397742452

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{10457}}^1$

素因数の和:10755

約数の個数: 24

約数和(自身を含む): 717711624

約数和(自身を除く): 319969172

約数列:

[1, 2, 4, 37, 74, 148, 257, 514, 1028, 9509, 10457, 19018, 20914, 38036, 41828, 386909, 773818, 1547636, 2687449, 5374898, 10749796, 99435613, 198871226, 397742452]

約数ペア:

[(1, 397742452), (2, 198871226), (4, 99435613), (37, 10749796), (74, 5374898), (148, 2687449), (257, 1547636), (514, 773818), (1028, 386909), (9509, 41828), (10457, 38036), (19018, 20914)]