39978693

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 59099040

約数和(自身を除く): 19120347

約数列:

[1, 3, 9, 83, 109, 249, 327, 491, 747, 981, 1473, 4419, 9047, 27141, 40753, 53519, 81423, 122259, 160557, 366777, 481671, 4442077, 13326231, 39978693]

約数ペア:

[(1, 39978693), (3, 13326231), (9, 4442077), (83, 481671), (109, 366777), (249, 160557), (327, 122259), (491, 81423), (747, 53519), (981, 40753), (1473, 27141), (4419, 9047)]