72021033

素因数分解:

$3^2\times 7^2\times {\mathrm{197}}^1\times {\mathrm{829}}^1$

素因数の和:1046

約数の個数: 36

約数和(自身を含む): 121775940

約数和(自身を除く): 49754907

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 197, 441, 591, 829, 1379, 1773, 2487, 4137, 5803, 7461, 9653, 12411, 17409, 28959, 40621, 52227, 86877, 121863, 163313, 365589, 489939, 1143191, 1469817, 3429573, 8002337, 10288719, 24007011, 72021033]

約数ペア:

[(1, 72021033), (3, 24007011), (7, 10288719), (9, 8002337), (21, 3429573), (49, 1469817), (63, 1143191), (147, 489939), (197, 365589), (441, 163313), (591, 121863), (829, 86877), (1379, 52227), (1773, 40621), (2487, 28959), (4137, 17409), (5803, 12411), (7461, 9653)]