28919056

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:391

約数の個数: 40

約数和(自身を含む): 57496320

約数和(自身を除く): 28577264

約数列:

[1, 2, 4, 8, 16, 79, 137, 158, 167, 274, 316, 334, 548, 632, 668, 1096, 1264, 1336, 2192, 2672, 10823, 13193, 21646, 22879, 26386, 43292, 45758, 52772, 86584, 91516, 105544, 173168, 183032, 211088, 366064, 1807441, 3614882, 7229764, 14459528, 28919056]

約数ペア:

[(1, 28919056), (2, 14459528), (4, 7229764), (8, 3614882), (16, 1807441), (79, 366064), (137, 211088), (158, 183032), (167, 173168), (274, 105544), (316, 91516), (334, 86584), (548, 52772), (632, 45758), (668, 43292), (1096, 26386), (1264, 22879), (1336, 21646), (2192, 13193), (2672, 10823)]