81415038

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{1657}}^1$

素因数の和:2112

約数の個数: 32

約数和(自身を含む): 171901440

約数和(自身を除く): 90486402

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 431, 862, 1293, 1657, 2586, 3314, 4971, 8189, 9942, 16378, 24567, 31483, 49134, 62966, 94449, 188898, 714167, 1428334, 2142501, 4285002, 13569173, 27138346, 40707519, 81415038]

約数ペア:

[(1, 81415038), (2, 40707519), (3, 27138346), (6, 13569173), (19, 4285002), (38, 2142501), (57, 1428334), (114, 714167), (431, 188898), (862, 94449), (1293, 62966), (1657, 49134), (2586, 31483), (3314, 24567), (4971, 16378), (8189, 9942)]