207908631

素因数分解:

$3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{12841}}^1$

素因数の和:13111

約数の個数: 24

約数和(自身を含む): 344576544

約数和(自身を除く): 136667913

約数列:

[1, 3, 7, 9, 21, 63, 257, 771, 1799, 2313, 5397, 12841, 16191, 38523, 89887, 115569, 269661, 808983, 3300137, 9900411, 23100959, 29701233, 69302877, 207908631]

約数ペア:

[(1, 207908631), (3, 69302877), (7, 29701233), (9, 23100959), (21, 9900411), (63, 3300137), (257, 808983), (771, 269661), (1799, 115569), (2313, 89887), (5397, 38523), (12841, 16191)]