17901421203

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{84979}}^1$

素因数の和:85119

約数の個数: 32

約数和(自身を含む): 25844797440

約数和(自身を除く): 7943376237

約数列:

[1, 3, 23, 43, 69, 71, 129, 213, 989, 1633, 2967, 3053, 4899, 9159, 70219, 84979, 210657, 254937, 1954517, 3654097, 5863551, 6033509, 10962291, 18100527, 84044231, 138770707, 252132693, 259440887, 416312121, 778322661, 5967140401, 17901421203]

約数ペア:

[(1, 17901421203), (3, 5967140401), (23, 778322661), (43, 416312121), (69, 259440887), (71, 252132693), (129, 138770707), (213, 84044231), (989, 18100527), (1633, 10962291), (2967, 6033509), (3053, 5863551), (4899, 3654097), (9159, 1954517), (70219, 254937), (84979, 210657)]