249998984

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{359}}^1\times {\mathrm{1427}}^1$

素因数の和:1853

約数の個数: 32

約数和(自身を含む): 478094400

約数和(自身を除く): 228095416

約数列:

[1, 2, 4, 8, 61, 122, 244, 359, 488, 718, 1427, 1436, 2854, 2872, 5708, 11416, 21899, 43798, 87047, 87596, 174094, 175192, 348188, 512293, 696376, 1024586, 2049172, 4098344, 31249873, 62499746, 124999492, 249998984]

約数ペア:

[(1, 249998984), (2, 124999492), (4, 62499746), (8, 31249873), (61, 4098344), (122, 2049172), (244, 1024586), (359, 696376), (488, 512293), (718, 348188), (1427, 175192), (1436, 174094), (2854, 87596), (2872, 87047), (5708, 43798), (11416, 21899)]