9001090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{863}}^1$

素因数の和:1026

約数の個数: 32

約数和(自身を含む): 18662400

約数和(自身を除く): 9661310

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 149, 298, 745, 863, 1043, 1490, 1726, 2086, 4315, 5215, 6041, 8630, 10430, 12082, 30205, 60410, 128587, 257174, 642935, 900109, 1285870, 1800218, 4500545, 9001090]

約数ペア:

[(1, 9001090), (2, 4500545), (5, 1800218), (7, 1285870), (10, 900109), (14, 642935), (35, 257174), (70, 128587), (149, 60410), (298, 30205), (745, 12082), (863, 10430), (1043, 8630), (1490, 6041), (1726, 5215), (2086, 4315)]