215537975

素因数分解:

$5^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{1327}}^1$

素因数の和:1499

約数の個数: 24

約数和(自身を含む): 274178880

約数和(自身を除く): 58640905

約数列:

[1, 5, 25, 73, 89, 365, 445, 1327, 1825, 2225, 6497, 6635, 32485, 33175, 96871, 118103, 162425, 484355, 590515, 2421775, 2952575, 8621519, 43107595, 215537975]

約数ペア:

[(1, 215537975), (5, 43107595), (25, 8621519), (73, 2952575), (89, 2421775), (365, 590515), (445, 484355), (1327, 162425), (1825, 118103), (2225, 96871), (6497, 33175), (6635, 32485)]