56990128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{881}}^1$

素因数の和:1213

約数の個数: 40

約数和(自身を含む): 119429856

約数和(自身を除く): 62439728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 311, 622, 881, 1244, 1762, 2488, 3524, 4043, 4976, 7048, 8086, 11453, 14096, 16172, 22906, 32344, 45812, 64688, 91624, 183248, 273991, 547982, 1095964, 2191928, 3561883, 4383856, 7123766, 14247532, 28495064, 56990128]

約数ペア:

[(1, 56990128), (2, 28495064), (4, 14247532), (8, 7123766), (13, 4383856), (16, 3561883), (26, 2191928), (52, 1095964), (104, 547982), (208, 273991), (311, 183248), (622, 91624), (881, 64688), (1244, 45812), (1762, 32344), (2488, 22906), (3524, 16172), (4043, 14096), (4976, 11453), (7048, 8086)]