1378804578

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{81173}}^1$

素因数の和:81346

約数の個数: 32

約数和(自身を含む): 2922264000

約数和(自身を除く): 1543459422

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 149, 298, 447, 894, 2831, 5662, 8493, 16986, 81173, 162346, 243519, 487038, 1542287, 3084574, 4626861, 9253722, 12094777, 24189554, 36284331, 72568662, 229800763, 459601526, 689402289, 1378804578]

約数ペア:

[(1, 1378804578), (2, 689402289), (3, 459601526), (6, 229800763), (19, 72568662), (38, 36284331), (57, 24189554), (114, 12094777), (149, 9253722), (298, 4626861), (447, 3084574), (894, 1542287), (2831, 487038), (5662, 243519), (8493, 162346), (16986, 81173)]