71816181

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:569

約数の個数: 32

約数和(自身を含む): 105369600

約数和(自身を除く): 33553419

約数列:

[1, 3, 19, 31, 57, 93, 97, 291, 419, 589, 1257, 1767, 1843, 3007, 5529, 7961, 9021, 12989, 23883, 38967, 40643, 57133, 121929, 171399, 246791, 740373, 772217, 1259933, 2316651, 3779799, 23938727, 71816181]

約数ペア:

[(1, 71816181), (3, 23938727), (19, 3779799), (31, 2316651), (57, 1259933), (93, 772217), (97, 740373), (291, 246791), (419, 171399), (589, 121929), (1257, 57133), (1767, 40643), (1843, 38967), (3007, 23883), (5529, 12989), (7961, 9021)]