20145554415

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{21318047}}^1$

素因数の和:21318068

約数の個数: 32

約数和(自身を含む): 40930652160

約数和(自身を除く): 20785097745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 21318047, 63954141, 106590235, 149226329, 191862423, 319770705, 447678987, 575587269, 746131645, 959312115, 1343036961, 2238394935, 2877936345, 4029110883, 6715184805, 20145554415]

約数ペア:

[(1, 20145554415), (3, 6715184805), (5, 4029110883), (7, 2877936345), (9, 2238394935), (15, 1343036961), (21, 959312115), (27, 746131645), (35, 575587269), (45, 447678987), (63, 319770705), (105, 191862423), (135, 149226329), (189, 106590235), (315, 63954141), (945, 21318047)]