68948991

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{14537}}^1$

素因数の和:14591

約数の個数: 24

約数和(自身を含む): 108860544

約数和(自身を除く): 39911553

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 279, 527, 1581, 4743, 14537, 43611, 130833, 247129, 450647, 741387, 1351941, 2224161, 4055823, 7660999, 22982997, 68948991]

約数ペア:

[(1, 68948991), (3, 22982997), (9, 7660999), (17, 4055823), (31, 2224161), (51, 1351941), (93, 741387), (153, 450647), (279, 247129), (527, 130833), (1581, 43611), (4743, 14537)]