260706843

素因数分解:

$3^4\times {\mathrm{733}}^1\times {\mathrm{4391}}^1$

素因数の和:5136

約数の個数: 20

約数和(自身を含む): 390071088

約数和(自身を除く): 129364245

約数列:

[1, 3, 9, 27, 81, 733, 2199, 4391, 6597, 13173, 19791, 39519, 59373, 118557, 355671, 3218603, 9655809, 28967427, 86902281, 260706843]

約数ペア:

[(1, 260706843), (3, 86902281), (9, 28967427), (27, 9655809), (81, 3218603), (733, 355671), (2199, 118557), (4391, 59373), (6597, 39519), (13173, 19791)]