3990896

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2741}}^1$

素因数の和:2769

約数の個数: 40

約数和(自身を含む): 9520224

約数和(自身を除く): 5529328

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 2741, 5482, 10964, 19187, 21928, 35633, 38374, 43856, 71266, 76748, 142532, 153496, 249431, 285064, 306992, 498862, 570128, 997724, 1995448, 3990896]

約数ペア:

[(1, 3990896), (2, 1995448), (4, 997724), (7, 570128), (8, 498862), (13, 306992), (14, 285064), (16, 249431), (26, 153496), (28, 142532), (52, 76748), (56, 71266), (91, 43856), (104, 38374), (112, 35633), (182, 21928), (208, 19187), (364, 10964), (728, 5482), (1456, 2741)]