218190315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{50683}}^1$

素因数の和:50739

約数の個数: 32

約数和(自身を含む): 408715776

約数和(自身を除く): 190525461

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 4305, 50683, 152049, 253415, 354781, 760245, 1064343, 1773905, 2078003, 5321715, 6234009, 10390015, 14546021, 31170045, 43638063, 72730105, 218190315]

約数ペア:

[(1, 218190315), (3, 72730105), (5, 43638063), (7, 31170045), (15, 14546021), (21, 10390015), (35, 6234009), (41, 5321715), (105, 2078003), (123, 1773905), (205, 1064343), (287, 760245), (615, 354781), (861, 253415), (1435, 152049), (4305, 50683)]