25688637

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 41328000

約数和(自身を除く): 15639363

約数列:

[1, 3, 9, 13, 27, 39, 117, 163, 351, 449, 489, 1347, 1467, 2119, 4041, 4401, 5837, 6357, 12123, 17511, 19071, 52533, 57213, 73187, 157599, 219561, 658683, 951431, 1976049, 2854293, 8562879, 25688637]

約数ペア:

[(1, 25688637), (3, 8562879), (9, 2854293), (13, 1976049), (27, 951431), (39, 658683), (117, 219561), (163, 157599), (351, 73187), (449, 57213), (489, 52533), (1347, 19071), (1467, 17511), (2119, 12123), (4041, 6357), (4401, 5837)]