691290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{7681}}^1$

素因数の和:7694

約数の個数: 24

約数和(自身を含む): 1797588

約数和(自身を除く): 1106298

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 7681, 15362, 23043, 38405, 46086, 69129, 76810, 115215, 138258, 230430, 345645, 691290]

約数ペア:

[(1, 691290), (2, 345645), (3, 230430), (5, 138258), (6, 115215), (9, 76810), (10, 69129), (15, 46086), (18, 38405), (30, 23043), (45, 15362), (90, 7681)]