13931226

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 31711680

約数和(自身を除く): 17780454

約数列:

[1, 2, 3, 6, 9, 18, 41, 43, 82, 86, 123, 129, 246, 258, 369, 387, 439, 738, 774, 878, 1317, 1763, 2634, 3526, 3951, 5289, 7902, 10578, 15867, 17999, 18877, 31734, 35998, 37754, 53997, 56631, 107994, 113262, 161991, 169893, 323982, 339786, 773957, 1547914, 2321871, 4643742, 6965613, 13931226]

約数ペア:

[(1, 13931226), (2, 6965613), (3, 4643742), (6, 2321871), (9, 1547914), (18, 773957), (41, 339786), (43, 323982), (82, 169893), (86, 161991), (123, 113262), (129, 107994), (246, 56631), (258, 53997), (369, 37754), (387, 35998), (439, 31734), (738, 18877), (774, 17999), (878, 15867), (1317, 10578), (1763, 7902), (2634, 5289), (3526, 3951)]