2194785

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 4268160

約数和(自身を除く): 2073375

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 151, 153, 171, 255, 285, 323, 453, 755, 765, 855, 969, 1359, 1615, 2265, 2567, 2869, 2907, 4845, 6795, 7701, 8607, 12835, 14345, 14535, 23103, 25821, 38505, 43035, 48773, 115515, 129105, 146319, 243865, 438957, 731595, 2194785]

約数ペア:

[(1, 2194785), (3, 731595), (5, 438957), (9, 243865), (15, 146319), (17, 129105), (19, 115515), (45, 48773), (51, 43035), (57, 38505), (85, 25821), (95, 23103), (151, 14535), (153, 14345), (171, 12835), (255, 8607), (285, 7701), (323, 6795), (453, 4845), (755, 2907), (765, 2869), (855, 2567), (969, 2265), (1359, 1615)]