51381405

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9283}}^1$

素因数の和:9338

約数の個数: 32

約数和(自身を含む): 93582720

約数和(自身を除く): 42201315

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 123, 135, 205, 369, 615, 1107, 1845, 5535, 9283, 27849, 46415, 83547, 139245, 250641, 380603, 417735, 1141809, 1253205, 1903015, 3425427, 5709045, 10276281, 17127135, 51381405]

約数ペア:

[(1, 51381405), (3, 17127135), (5, 10276281), (9, 5709045), (15, 3425427), (27, 1903015), (41, 1253205), (45, 1141809), (123, 417735), (135, 380603), (205, 250641), (369, 139245), (615, 83547), (1107, 46415), (1845, 27849), (5535, 9283)]