20143848825

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{962669}}^1$

素因数の和:962719

約数の個数: 48

約数和(自身を含む): 38198745600

約数和(自身を除く): 18054896775

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 93, 135, 155, 225, 279, 465, 675, 775, 837, 1395, 2325, 4185, 6975, 20925, 962669, 2888007, 4813345, 8664021, 14440035, 24066725, 25992063, 29842739, 43320105, 72200175, 89528217, 129960315, 149213695, 216600525, 268584651, 447641085, 649801575, 746068475, 805753953, 1342923255, 2238205425, 4028769765, 6714616275, 20143848825]

約数ペア:

[(1, 20143848825), (3, 6714616275), (5, 4028769765), (9, 2238205425), (15, 1342923255), (25, 805753953), (27, 746068475), (31, 649801575), (45, 447641085), (75, 268584651), (93, 216600525), (135, 149213695), (155, 129960315), (225, 89528217), (279, 72200175), (465, 43320105), (675, 29842739), (775, 25992063), (837, 24066725), (1395, 14440035), (2325, 8664021), (4185, 4813345), (6975, 2888007), (20925, 962669)]