27018747

素因数分解:

$3^2\times 7^2\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:528

約数の個数: 36

約数和(自身を含む): 45776016

約数和(自身を除く): 18757269

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 197, 311, 441, 591, 933, 1379, 1773, 2177, 2799, 4137, 6531, 9653, 12411, 15239, 19593, 28959, 45717, 61267, 86877, 137151, 183801, 428869, 551403, 1286607, 3002083, 3859821, 9006249, 27018747]

約数ペア:

[(1, 27018747), (3, 9006249), (7, 3859821), (9, 3002083), (21, 1286607), (49, 551403), (63, 428869), (147, 183801), (197, 137151), (311, 86877), (441, 61267), (591, 45717), (933, 28959), (1379, 19593), (1773, 15239), (2177, 12411), (2799, 9653), (4137, 6531)]