28249208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1823}}^1$

素因数の和:1991

約数の個数: 32

約数和(自身を含む): 57456000

約数和(自身を除く): 29206792

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 149, 298, 596, 1192, 1823, 1937, 3646, 3874, 7292, 7748, 14584, 15496, 23699, 47398, 94796, 189592, 271627, 543254, 1086508, 2173016, 3531151, 7062302, 14124604, 28249208]

約数ペア:

[(1, 28249208), (2, 14124604), (4, 7062302), (8, 3531151), (13, 2173016), (26, 1086508), (52, 543254), (104, 271627), (149, 189592), (298, 94796), (596, 47398), (1192, 23699), (1823, 15496), (1937, 14584), (3646, 7748), (3874, 7292)]