28145962

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:358

約数の個数: 32

約数和(自身を含む): 46932480

約数和(自身を除く): 18786518

約数列:

[1, 2, 13, 26, 71, 79, 142, 158, 193, 386, 923, 1027, 1846, 2054, 2509, 5018, 5609, 11218, 13703, 15247, 27406, 30494, 72917, 145834, 178139, 198211, 356278, 396422, 1082537, 2165074, 14072981, 28145962]

約数ペア:

[(1, 28145962), (2, 14072981), (13, 2165074), (26, 1082537), (71, 396422), (79, 356278), (142, 198211), (158, 178139), (193, 145834), (386, 72917), (923, 30494), (1027, 27406), (1846, 15247), (2054, 13703), (2509, 11218), (5018, 5609)]