5521257

素因数分解:

$3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 9461760

約数和(自身を除く): 3940503

約数列:

[1, 3, 7, 9, 21, 27, 63, 131, 189, 223, 393, 669, 917, 1179, 1561, 2007, 2751, 3537, 4683, 6021, 8253, 14049, 24759, 29213, 42147, 87639, 204491, 262917, 613473, 788751, 1840419, 5521257]

約数ペア:

[(1, 5521257), (3, 1840419), (7, 788751), (9, 613473), (21, 262917), (27, 204491), (63, 87639), (131, 42147), (189, 29213), (223, 24759), (393, 14049), (669, 8253), (917, 6021), (1179, 4683), (1561, 3537), (2007, 2751)]