251089436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1409}}^1$

素因数の和:1598

約数の個数: 48

約数和(自身を含む): 497448000

約数和(自身を除く): 246358564

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 149, 298, 299, 596, 598, 1196, 1409, 1937, 2818, 3427, 3874, 5636, 6854, 7748, 13708, 18317, 32407, 36634, 44551, 64814, 73268, 89102, 129628, 178204, 209941, 419882, 421291, 839764, 842582, 1685164, 2729233, 4828643, 5458466, 9657286, 10916932, 19314572, 62772359, 125544718, 251089436]

約数ペア:

[(1, 251089436), (2, 125544718), (4, 62772359), (13, 19314572), (23, 10916932), (26, 9657286), (46, 5458466), (52, 4828643), (92, 2729233), (149, 1685164), (298, 842582), (299, 839764), (596, 421291), (598, 419882), (1196, 209941), (1409, 178204), (1937, 129628), (2818, 89102), (3427, 73268), (3874, 64814), (5636, 44551), (6854, 36634), (7748, 32407), (13708, 18317)]