81624399

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{659}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 119750400

約数和(自身を除く): 38126001

約数列:

[1, 3, 19, 41, 53, 57, 123, 159, 659, 779, 1007, 1977, 2173, 2337, 3021, 6519, 12521, 27019, 34927, 37563, 41287, 81057, 104781, 123861, 513361, 663613, 1432007, 1540083, 1990839, 4296021, 27208133, 81624399]

約数ペア:

[(1, 81624399), (3, 27208133), (19, 4296021), (41, 1990839), (53, 1540083), (57, 1432007), (123, 663613), (159, 513361), (659, 123861), (779, 104781), (1007, 81057), (1977, 41287), (2173, 37563), (2337, 34927), (3021, 27019), (6519, 12521)]