1285698968

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{27281}}^1$

素因数の和:27467

約数の個数: 32

約数和(自身を含む): 2484844560

約数和(自身を除く): 1199145592

約数列:

[1, 2, 4, 8, 43, 86, 137, 172, 274, 344, 548, 1096, 5891, 11782, 23564, 27281, 47128, 54562, 109124, 218248, 1173083, 2346166, 3737497, 4692332, 7474994, 9384664, 14949988, 29899976, 160712371, 321424742, 642849484, 1285698968]

約数ペア:

[(1, 1285698968), (2, 642849484), (4, 321424742), (8, 160712371), (43, 29899976), (86, 14949988), (137, 9384664), (172, 7474994), (274, 4692332), (344, 3737497), (548, 2346166), (1096, 1173083), (5891, 218248), (11782, 109124), (23564, 54562), (27281, 47128)]