489780405

素因数分解:

$3^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{13487}}^1$

素因数の和:13770

約数の個数: 32

約数和(自身を含む): 874022400

約数和(自身を除く): 384241995

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 269, 807, 1345, 2421, 4035, 7263, 12105, 13487, 36315, 40461, 67435, 121383, 202305, 364149, 606915, 1820745, 3628003, 10884009, 18140015, 32652027, 54420045, 97956081, 163260135, 489780405]

約数ペア:

[(1, 489780405), (3, 163260135), (5, 97956081), (9, 54420045), (15, 32652027), (27, 18140015), (45, 10884009), (135, 3628003), (269, 1820745), (807, 606915), (1345, 364149), (2421, 202305), (4035, 121383), (7263, 67435), (12105, 40461), (13487, 36315)]