28702979578

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2221249}}^1$

素因数の和:2221342

約数の個数: 32

約数和(自身を含む): 53736480000

約数和(自身を除く): 25033500422

約数列:

[1, 2, 7, 13, 14, 26, 71, 91, 142, 182, 497, 923, 994, 1846, 6461, 12922, 2221249, 4442498, 15548743, 28876237, 31097486, 57752474, 157708679, 202133659, 315417358, 404267318, 1103960753, 2050212827, 2207921506, 4100425654, 14351489789, 28702979578]

約数ペア:

[(1, 28702979578), (2, 14351489789), (7, 4100425654), (13, 2207921506), (14, 2050212827), (26, 1103960753), (71, 404267318), (91, 315417358), (142, 202133659), (182, 157708679), (497, 57752474), (923, 31097486), (994, 28876237), (1846, 15548743), (6461, 4442498), (12922, 2221249)]