28821135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5179}}^1$

素因数の和:5247

約数の個数: 32

約数和(自身を含む): 53706240

約数和(自身を除く): 24885105

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 105, 159, 265, 371, 795, 1113, 1855, 5179, 5565, 15537, 25895, 36253, 77685, 108759, 181265, 274487, 543795, 823461, 1372435, 1921409, 4117305, 5764227, 9607045, 28821135]

約数ペア:

[(1, 28821135), (3, 9607045), (5, 5764227), (7, 4117305), (15, 1921409), (21, 1372435), (35, 823461), (53, 543795), (105, 274487), (159, 181265), (265, 108759), (371, 77685), (795, 36253), (1113, 25895), (1855, 15537), (5179, 5565)]