400555185

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{16253}}^1$

素因数の和:16345

約数の個数: 32

約数和(自身を含む): 674085888

約数和(自身を除く): 273530703

約数列:

[1, 3, 5, 15, 31, 53, 93, 155, 159, 265, 465, 795, 1643, 4929, 8215, 16253, 24645, 48759, 81265, 243795, 503843, 861409, 1511529, 2519215, 2584227, 4307045, 7557645, 12921135, 26703679, 80111037, 133518395, 400555185]

約数ペア:

[(1, 400555185), (3, 133518395), (5, 80111037), (15, 26703679), (31, 12921135), (53, 7557645), (93, 4307045), (155, 2584227), (159, 2519215), (265, 1511529), (465, 861409), (795, 503843), (1643, 243795), (4929, 81265), (8215, 48759), (16253, 24645)]