388519276

素因数分解:

$2^2\times {\mathrm{43}}^2\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:622

約数の個数: 36

約数和(自身を含む): 703151064

約数和(自身を除く): 314631788

約数列:

[1, 2, 4, 43, 86, 131, 172, 262, 401, 524, 802, 1604, 1849, 3698, 5633, 7396, 11266, 17243, 22532, 34486, 52531, 68972, 105062, 210124, 242219, 484438, 741449, 968876, 1482898, 2258833, 2965796, 4517666, 9035332, 97129819, 194259638, 388519276]

約数ペア:

[(1, 388519276), (2, 194259638), (4, 97129819), (43, 9035332), (86, 4517666), (131, 2965796), (172, 2258833), (262, 1482898), (401, 968876), (524, 741449), (802, 484438), (1604, 242219), (1849, 210124), (3698, 105062), (5633, 68972), (7396, 52531), (11266, 34486), (17243, 22532)]