73912743

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{21221}}^1$

素因数の和:21276

約数の個数: 20

約数和(自身を含む): 112985928

約数和(自身を除く): 39073185

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 21221, 63663, 190989, 572967, 912503, 1718901, 2737509, 8212527, 24637581, 73912743]

約数ペア:

[(1, 73912743), (3, 24637581), (9, 8212527), (27, 2737509), (43, 1718901), (81, 912503), (129, 572967), (387, 190989), (1161, 63663), (3483, 21221)]