1399743

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 2171520

約数和(自身を除く): 771777

約数列:

[1, 3, 9, 29, 31, 87, 93, 173, 261, 279, 519, 899, 1557, 2697, 5017, 5363, 8091, 15051, 16089, 45153, 48267, 155527, 466581, 1399743]

約数ペア:

[(1, 1399743), (3, 466581), (9, 155527), (29, 48267), (31, 45153), (87, 16089), (93, 15051), (173, 8091), (261, 5363), (279, 5017), (519, 2697), (899, 1557)]