28702945

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1217}}^1$

素因数の和:1364

約数の個数: 16

約数和(自身を含む): 35516880

約数和(自身を除く): 6813935

約数列:

[1, 5, 53, 89, 265, 445, 1217, 4717, 6085, 23585, 64501, 108313, 322505, 541565, 5740589, 28702945]

約数ペア:

[(1, 28702945), (5, 5740589), (53, 541565), (89, 322505), (265, 108313), (445, 64501), (1217, 23585), (4717, 6085)]