1180305

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{1249}}^1$

素因数の和:1270

約数の個数: 32

約数和(自身を含む): 2400000

約数和(自身を除く): 1219695

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 1249, 3747, 6245, 8743, 11241, 18735, 26229, 33723, 43715, 56205, 78687, 131145, 168615, 236061, 393435, 1180305]

約数ペア:

[(1, 1180305), (3, 393435), (5, 236061), (7, 168615), (9, 131145), (15, 78687), (21, 56205), (27, 43715), (35, 33723), (45, 26229), (63, 18735), (105, 11241), (135, 8743), (189, 6245), (315, 3747), (945, 1249)]