207490015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{503}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 276950016

約数和(自身を除く): 69460001

約数列:

[1, 5, 17, 23, 85, 115, 211, 391, 503, 1055, 1955, 2515, 3587, 4853, 8551, 11569, 17935, 24265, 42755, 57845, 82501, 106133, 196673, 412505, 530665, 983365, 1804261, 2441059, 9021305, 12205295, 41498003, 207490015]

約数ペア:

[(1, 207490015), (5, 41498003), (17, 12205295), (23, 9021305), (85, 2441059), (115, 1804261), (211, 983365), (391, 530665), (503, 412505), (1055, 196673), (1955, 106133), (2515, 82501), (3587, 57845), (4853, 42755), (8551, 24265), (11569, 17935)]