2497257

素因数分解:

$3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:270

約数の個数: 32

約数和(自身を含む): 4309760

約数和(自身を除く): 1812503

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 181, 189, 219, 511, 543, 657, 1267, 1533, 1629, 1971, 3801, 4599, 4887, 11403, 13213, 13797, 34209, 39639, 92491, 118917, 277473, 356751, 832419, 2497257]

約数ペア:

[(1, 2497257), (3, 832419), (7, 356751), (9, 277473), (21, 118917), (27, 92491), (63, 39639), (73, 34209), (181, 13797), (189, 13213), (219, 11403), (511, 4887), (543, 4599), (657, 3801), (1267, 1971), (1533, 1629)]