81713439

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{1601}}^1$

素因数の和:1767

約数の個数: 24

約数和(自身を含む): 121457232

約数和(自身を除く): 39743793

約数列:

[1, 3, 9, 53, 107, 159, 321, 477, 963, 1601, 4803, 5671, 14409, 17013, 51039, 84853, 171307, 254559, 513921, 763677, 1541763, 9079271, 27237813, 81713439]

約数ペア:

[(1, 81713439), (3, 27237813), (9, 9079271), (53, 1541763), (107, 763677), (159, 513921), (321, 254559), (477, 171307), (963, 84853), (1601, 51039), (4803, 17013), (5671, 14409)]