81743144

素因数分解:

$2^3\times 7^1\times {\mathrm{449}}^1\times {\mathrm{3251}}^1$

素因数の和:3713

約数の個数: 32

約数和(自身を含む): 175608000

約数和(自身を除く): 93864856

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 449, 898, 1796, 3143, 3251, 3592, 6286, 6502, 12572, 13004, 22757, 25144, 26008, 45514, 91028, 182056, 1459699, 2919398, 5838796, 10217893, 11677592, 20435786, 40871572, 81743144]

約数ペア:

[(1, 81743144), (2, 40871572), (4, 20435786), (7, 11677592), (8, 10217893), (14, 5838796), (28, 2919398), (56, 1459699), (449, 182056), (898, 91028), (1796, 45514), (3143, 26008), (3251, 25144), (3592, 22757), (6286, 13004), (6502, 12572)]