217203856

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{2939}}^1$

素因数の和:3127

約数の個数: 40

約数和(自身を含む): 437472000

約数和(自身を除く): 220268144

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 149, 248, 298, 496, 596, 1192, 2384, 2939, 4619, 5878, 9238, 11756, 18476, 23512, 36952, 47024, 73904, 91109, 182218, 364436, 437911, 728872, 875822, 1457744, 1751644, 3503288, 7006576, 13575241, 27150482, 54300964, 108601928, 217203856]

約数ペア:

[(1, 217203856), (2, 108601928), (4, 54300964), (8, 27150482), (16, 13575241), (31, 7006576), (62, 3503288), (124, 1751644), (149, 1457744), (248, 875822), (298, 728872), (496, 437911), (596, 364436), (1192, 182218), (2384, 91109), (2939, 73904), (4619, 47024), (5878, 36952), (9238, 23512), (11756, 18476)]