68765517

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{12671}}^1$

素因数の和:12750

約数の個数: 20

約数和(自身を含む): 104265216

約数和(自身を除く): 35499699

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 12671, 38013, 114039, 342117, 848957, 1026351, 2546871, 7640613, 22921839, 68765517]

約数ペア:

[(1, 68765517), (3, 22921839), (9, 7640613), (27, 2546871), (67, 1026351), (81, 848957), (201, 342117), (603, 114039), (1809, 38013), (5427, 12671)]