40389543

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 61689600

約数和(自身を除く): 21300057

約数列:

[1, 3, 9, 27, 67, 83, 201, 249, 269, 603, 747, 807, 1809, 2241, 2421, 5561, 7263, 16683, 18023, 22327, 50049, 54069, 66981, 150147, 162207, 200943, 486621, 602829, 1495909, 4487727, 13463181, 40389543]

約数ペア:

[(1, 40389543), (3, 13463181), (9, 4487727), (27, 1495909), (67, 602829), (83, 486621), (201, 200943), (249, 162207), (269, 150147), (603, 66981), (747, 54069), (807, 50049), (1809, 22327), (2241, 18023), (2421, 16683), (5561, 7263)]