13891408

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:443

約数の個数: 40

約数和(自身を含む): 28076576

約数和(自身を除く): 14185168

約数列:

[1, 2, 4, 8, 16, 43, 61, 86, 122, 172, 244, 331, 344, 488, 662, 688, 976, 1324, 2623, 2648, 5246, 5296, 10492, 14233, 20191, 20984, 28466, 40382, 41968, 56932, 80764, 113864, 161528, 227728, 323056, 868213, 1736426, 3472852, 6945704, 13891408]

約数ペア:

[(1, 13891408), (2, 6945704), (4, 3472852), (8, 1736426), (16, 868213), (43, 323056), (61, 227728), (86, 161528), (122, 113864), (172, 80764), (244, 56932), (331, 41968), (344, 40382), (488, 28466), (662, 20984), (688, 20191), (976, 14233), (1324, 10492), (2623, 5296), (2648, 5246)]