163558989

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{619}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 275071680

約数和(自身を除く): 111512691

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 157, 187, 471, 561, 619, 1413, 1683, 1727, 1857, 2669, 5181, 5571, 6809, 8007, 10523, 15543, 20427, 24021, 29359, 31569, 61281, 88077, 94707, 97183, 115753, 264231, 291549, 347259, 874647, 1041777, 1069013, 1652111, 3207039, 4956333, 9621117, 14868999, 18173221, 54519663, 163558989]

約数ペア:

[(1, 163558989), (3, 54519663), (9, 18173221), (11, 14868999), (17, 9621117), (33, 4956333), (51, 3207039), (99, 1652111), (153, 1069013), (157, 1041777), (187, 874647), (471, 347259), (561, 291549), (619, 264231), (1413, 115753), (1683, 97183), (1727, 94707), (1857, 88077), (2669, 61281), (5181, 31569), (5571, 29359), (6809, 24021), (8007, 20427), (10523, 15543)]