263679728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{55117}}^1$

素因数の和:55161

約数の個数: 40

約数和(自身を含む): 574109088

約数和(自身を除く): 310429360

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 4784, 55117, 110234, 220468, 440936, 716521, 881872, 1267691, 1433042, 2535382, 2866084, 5070764, 5732168, 10141528, 11464336, 16479983, 20283056, 32959966, 65919932, 131839864, 263679728]

約数ペア:

[(1, 263679728), (2, 131839864), (4, 65919932), (8, 32959966), (13, 20283056), (16, 16479983), (23, 11464336), (26, 10141528), (46, 5732168), (52, 5070764), (92, 2866084), (104, 2535382), (184, 1433042), (208, 1267691), (299, 881872), (368, 716521), (598, 440936), (1196, 220468), (2392, 110234), (4784, 55117)]