16556697

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:322

約数の個数: 32

約数和(自身を含む): 25681920

約数和(自身を除く): 9125223

約数列:

[1, 3, 9, 27, 31, 93, 131, 151, 279, 393, 453, 837, 1179, 1359, 3537, 4061, 4077, 4681, 12183, 14043, 19781, 36549, 42129, 59343, 109647, 126387, 178029, 534087, 613211, 1839633, 5518899, 16556697]

約数ペア:

[(1, 16556697), (3, 5518899), (9, 1839633), (27, 613211), (31, 534087), (93, 178029), (131, 126387), (151, 109647), (279, 59343), (393, 42129), (453, 36549), (837, 19781), (1179, 14043), (1359, 12183), (3537, 4681), (4061, 4077)]