42978591

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1$

素因数の和:535

約数の個数: 24

約数和(自身を含む): 63251760

約数和(自身を除く): 20273169

約数列:

[1, 3, 9, 109, 193, 227, 327, 579, 681, 981, 1737, 2043, 21037, 24743, 43811, 63111, 74229, 131433, 189333, 222687, 394299, 4775399, 14326197, 42978591]

約数ペア:

[(1, 42978591), (3, 14326197), (9, 4775399), (109, 394299), (193, 222687), (227, 189333), (327, 131433), (579, 74229), (681, 63111), (981, 43811), (1737, 24743), (2043, 21037)]