2604105

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{1181}}^1$

素因数の和:1206

約数の個数: 36

約数和(自身を含む): 5255172

約数和(自身を除く): 2651067

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 1181, 2205, 3543, 5905, 8267, 10629, 17715, 24801, 41335, 53145, 57869, 74403, 124005, 173607, 289345, 372015, 520821, 868035, 2604105]

約数ペア:

[(1, 2604105), (3, 868035), (5, 520821), (7, 372015), (9, 289345), (15, 173607), (21, 124005), (35, 74403), (45, 57869), (49, 53145), (63, 41335), (105, 24801), (147, 17715), (245, 10629), (315, 8267), (441, 5905), (735, 3543), (1181, 2205)]