16643451

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 25521408

約数和(自身を除く): 8877957

約数列:

[1, 3, 11, 33, 37, 43, 111, 129, 317, 407, 473, 951, 1221, 1419, 1591, 3487, 4773, 10461, 11729, 13631, 17501, 35187, 40893, 52503, 129019, 149941, 387057, 449823, 504347, 1513041, 5547817, 16643451]

約数ペア:

[(1, 16643451), (3, 5547817), (11, 1513041), (33, 504347), (37, 449823), (43, 387057), (111, 149941), (129, 129019), (317, 52503), (407, 40893), (473, 35187), (951, 17501), (1221, 13631), (1419, 11729), (1591, 10461), (3487, 4773)]