243516231

素因数分解:

$3^2\times 7^2\times {\mathrm{197}}^1\times {\mathrm{2803}}^1$

素因数の和:3020

約数の個数: 36

約数和(自身を含む): 411397272

約数和(自身を除く): 167881041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 197, 441, 591, 1379, 1773, 2803, 4137, 8409, 9653, 12411, 19621, 25227, 28959, 58863, 86877, 137347, 176589, 412041, 552191, 1236123, 1656573, 3865337, 4969719, 11596011, 27057359, 34788033, 81172077, 243516231]

約数ペア:

[(1, 243516231), (3, 81172077), (7, 34788033), (9, 27057359), (21, 11596011), (49, 4969719), (63, 3865337), (147, 1656573), (197, 1236123), (441, 552191), (591, 412041), (1379, 176589), (1773, 137347), (2803, 86877), (4137, 58863), (8409, 28959), (9653, 25227), (12411, 19621)]