291230215

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{619}}^1\times {\mathrm{1289}}^1$

素因数の和:1986

約数の個数: 16

約数和(自身を含む): 355111200

約数和(自身を除く): 63880985

約数列:

[1, 5, 73, 365, 619, 1289, 3095, 6445, 45187, 94097, 225935, 470485, 797891, 3989455, 58246043, 291230215]

約数ペア:

[(1, 291230215), (5, 58246043), (73, 3989455), (365, 797891), (619, 470485), (1289, 225935), (3095, 94097), (6445, 45187)]