1627665

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 2975616

約数和(自身を除く): 1347951

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 491, 663, 1105, 1473, 2455, 3315, 6383, 7365, 8347, 19149, 25041, 31915, 41735, 95745, 108511, 125205, 325533, 542555, 1627665]

約数ペア:

[(1, 1627665), (3, 542555), (5, 325533), (13, 125205), (15, 108511), (17, 95745), (39, 41735), (51, 31915), (65, 25041), (85, 19149), (195, 8347), (221, 7365), (255, 6383), (491, 3315), (663, 2455), (1105, 1473)]