128335928

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{27611}}^1$

素因数の和:27707

約数の個数: 32

約数和(自身を含む): 278328960

約数和(自身を除く): 149993032

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 166, 332, 581, 664, 1162, 2324, 4648, 27611, 55222, 110444, 193277, 220888, 386554, 773108, 1546216, 2291713, 4583426, 9166852, 16041991, 18333704, 32083982, 64167964, 128335928]

約数ペア:

[(1, 128335928), (2, 64167964), (4, 32083982), (7, 18333704), (8, 16041991), (14, 9166852), (28, 4583426), (56, 2291713), (83, 1546216), (166, 773108), (332, 386554), (581, 220888), (664, 193277), (1162, 110444), (2324, 55222), (4648, 27611)]