80121987

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2671}}^1$

素因数の和:2792

約数の個数: 32

約数和(自身を含む): 130821120

約数和(自身を除く): 50699133

約数列:

[1, 3, 9, 11, 27, 33, 99, 101, 297, 303, 909, 1111, 2671, 2727, 3333, 8013, 9999, 24039, 29381, 29997, 72117, 88143, 264429, 269771, 793287, 809313, 2427939, 2967481, 7283817, 8902443, 26707329, 80121987]

約数ペア:

[(1, 80121987), (3, 26707329), (9, 8902443), (11, 7283817), (27, 2967481), (33, 2427939), (99, 809313), (101, 793287), (297, 269771), (303, 264429), (909, 88143), (1111, 72117), (2671, 29997), (2727, 29381), (3333, 24039), (8013, 9999)]