56948985

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1549}}^1$

素因数の和:1622

約数の個数: 48

約数和(自身を含む): 106392000

約数和(自身を除く): 49443015

約数列:

[1, 3, 5, 9, 15, 19, 43, 45, 57, 95, 129, 171, 215, 285, 387, 645, 817, 855, 1549, 1935, 2451, 4085, 4647, 7353, 7745, 12255, 13941, 23235, 29431, 36765, 66607, 69705, 88293, 147155, 199821, 264879, 333035, 441465, 599463, 999105, 1265533, 1324395, 2997315, 3796599, 6327665, 11389797, 18982995, 56948985]

約数ペア:

[(1, 56948985), (3, 18982995), (5, 11389797), (9, 6327665), (15, 3796599), (19, 2997315), (43, 1324395), (45, 1265533), (57, 999105), (95, 599463), (129, 441465), (171, 333035), (215, 264879), (285, 199821), (387, 147155), (645, 88293), (817, 69705), (855, 66607), (1549, 36765), (1935, 29431), (2451, 23235), (4085, 13941), (4647, 12255), (7353, 7745)]