31962567

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 56899584

約数和(自身を除く): 24937017

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 71, 91, 97, 119, 213, 221, 273, 291, 357, 497, 663, 679, 923, 1207, 1261, 1491, 1547, 1649, 2037, 2769, 3621, 3783, 4641, 4947, 6461, 6887, 8449, 8827, 11543, 15691, 19383, 20661, 21437, 25347, 26481, 34629, 47073, 48209, 64311, 89531, 109837, 117079, 144627, 150059, 268593, 329511, 351237, 450177, 626717, 819553, 1522027, 1880151, 2458659, 4566081, 10654189, 31962567]

約数ペア:

[(1, 31962567), (3, 10654189), (7, 4566081), (13, 2458659), (17, 1880151), (21, 1522027), (39, 819553), (51, 626717), (71, 450177), (91, 351237), (97, 329511), (119, 268593), (213, 150059), (221, 144627), (273, 117079), (291, 109837), (357, 89531), (497, 64311), (663, 48209), (679, 47073), (923, 34629), (1207, 26481), (1261, 25347), (1491, 21437), (1547, 20661), (1649, 19383), (2037, 15691), (2769, 11543), (3621, 8827), (3783, 8449), (4641, 6887), (4947, 6461)]