222015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1$

素因数の和:87

約数の個数: 24

約数和(自身を含む): 384048

約数和(自身を除く): 162033

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 361, 615, 779, 1083, 1805, 2337, 3895, 5415, 11685, 14801, 44403, 74005, 222015]

約数ペア:

[(1, 222015), (3, 74005), (5, 44403), (15, 14801), (19, 11685), (41, 5415), (57, 3895), (95, 2337), (123, 1805), (205, 1083), (285, 779), (361, 615)]