2759427

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:205

約数の個数: 40

約数和(自身を含む): 4762560

約数和(自身を除く): 2003133

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 163, 171, 209, 297, 489, 513, 627, 891, 1467, 1539, 1793, 1881, 3097, 4401, 5379, 5643, 9291, 13203, 16137, 16929, 27873, 34067, 48411, 83619, 102201, 145233, 250857, 306603, 919809, 2759427]

約数ペア:

[(1, 2759427), (3, 919809), (9, 306603), (11, 250857), (19, 145233), (27, 102201), (33, 83619), (57, 48411), (81, 34067), (99, 27873), (163, 16929), (171, 16137), (209, 13203), (297, 9291), (489, 5643), (513, 5379), (627, 4401), (891, 3097), (1467, 1881), (1539, 1793)]