38340639

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2069}}^1$

素因数の和:2175

約数の個数: 24

約数和(自身を含む): 58125600

約数和(自身を除く): 19784961

約数列:

[1, 3, 9, 29, 71, 87, 213, 261, 639, 2059, 2069, 6177, 6207, 18531, 18621, 60001, 146899, 180003, 440697, 540009, 1322091, 4260071, 12780213, 38340639]

約数ペア:

[(1, 38340639), (3, 12780213), (9, 4260071), (29, 1322091), (71, 540009), (87, 440697), (213, 180003), (261, 146899), (639, 60001), (2059, 18621), (2069, 18531), (6177, 6207)]