260037358

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{1997}}^1$

素因数の和:2208

約数の個数: 32

約数和(自身を含む): 455735808

約数和(自身を除く): 195698450

約数列:

[1, 2, 7, 14, 71, 131, 142, 262, 497, 917, 994, 1834, 1997, 3994, 9301, 13979, 18602, 27958, 65107, 130214, 141787, 261607, 283574, 523214, 992509, 1831249, 1985018, 3662498, 18574097, 37148194, 130018679, 260037358]

約数ペア:

[(1, 260037358), (2, 130018679), (7, 37148194), (14, 18574097), (71, 3662498), (131, 1985018), (142, 1831249), (262, 992509), (497, 523214), (917, 283574), (994, 261607), (1834, 141787), (1997, 130214), (3994, 65107), (9301, 27958), (13979, 18602)]