81284292

素因数分解:

$2^2\times 3^2\times {\mathrm{137}}^1\times {\mathrm{16481}}^1$

素因数の和:16628

約数の個数: 36

約数和(自身を含む): 206980956

約数和(自身を除く): 125696664

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 137, 274, 411, 548, 822, 1233, 1644, 2466, 4932, 16481, 32962, 49443, 65924, 98886, 148329, 197772, 296658, 593316, 2257897, 4515794, 6773691, 9031588, 13547382, 20321073, 27094764, 40642146, 81284292]

約数ペア:

[(1, 81284292), (2, 40642146), (3, 27094764), (4, 20321073), (6, 13547382), (9, 9031588), (12, 6773691), (18, 4515794), (36, 2257897), (137, 593316), (274, 296658), (411, 197772), (548, 148329), (822, 98886), (1233, 65924), (1644, 49443), (2466, 32962), (4932, 16481)]