25964487

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{227}}^1$

素因数の和:483

約数の個数: 24

約数和(自身を含む): 38413440

約数和(自身を除く): 12448953

約数列:

[1, 3, 9, 71, 179, 213, 227, 537, 639, 681, 1611, 2043, 12709, 16117, 38127, 40633, 48351, 114381, 121899, 145053, 365697, 2884943, 8654829, 25964487]

約数ペア:

[(1, 25964487), (3, 8654829), (9, 2884943), (71, 365697), (179, 145053), (213, 121899), (227, 114381), (537, 48351), (639, 40633), (681, 38127), (1611, 16117), (2043, 12709)]