66428397

素因数分解:

$3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2683}}^1$

素因数の和:2830

約数の個数: 32

約数和(自身を含む): 113372160

約数和(自身を除く): 46943763

約数列:

[1, 3, 7, 9, 21, 27, 63, 131, 189, 393, 917, 1179, 2683, 2751, 3537, 8049, 8253, 18781, 24147, 24759, 56343, 72441, 169029, 351473, 507087, 1054419, 2460311, 3163257, 7380933, 9489771, 22142799, 66428397]

約数ペア:

[(1, 66428397), (3, 22142799), (7, 9489771), (9, 7380933), (21, 3163257), (27, 2460311), (63, 1054419), (131, 507087), (189, 351473), (393, 169029), (917, 72441), (1179, 56343), (2683, 24759), (2751, 24147), (3537, 18781), (8049, 8253)]