18327015

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{797}}^1$

素因数の和:888

約数の個数: 48

約数和(自身を含む): 36848448

約数和(自身を除く): 18521433

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 73, 105, 219, 315, 365, 511, 657, 797, 1095, 1533, 2391, 2555, 3285, 3985, 4599, 5579, 7173, 7665, 11955, 16737, 22995, 27895, 35865, 50211, 58181, 83685, 174543, 251055, 290905, 407267, 523629, 872715, 1221801, 2036335, 2618145, 3665403, 6109005, 18327015]

約数ペア:

[(1, 18327015), (3, 6109005), (5, 3665403), (7, 2618145), (9, 2036335), (15, 1221801), (21, 872715), (35, 523629), (45, 407267), (63, 290905), (73, 251055), (105, 174543), (219, 83685), (315, 58181), (365, 50211), (511, 35865), (657, 27895), (797, 22995), (1095, 16737), (1533, 11955), (2391, 7665), (2555, 7173), (3285, 5579), (3985, 4599)]