393287715

素因数分解:

$3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{38501}}^1$

素因数の和:38739

約数の個数: 24

約数和(自身を含む): 684719568

約数和(自身を除く): 291431853

約数列:

[1, 3, 5, 9, 15, 45, 227, 681, 1135, 2043, 3405, 10215, 38501, 115503, 192505, 346509, 577515, 1732545, 8739727, 26219181, 43698635, 78657543, 131095905, 393287715]

約数ペア:

[(1, 393287715), (3, 131095905), (5, 78657543), (9, 43698635), (15, 26219181), (45, 8739727), (227, 1732545), (681, 577515), (1135, 346509), (2043, 192505), (3405, 115503), (10215, 38501)]