65563749

素因数分解:

$3^4\times {\mathrm{353}}^1\times {\mathrm{2293}}^1$

素因数の和:2658

約数の個数: 20

約数和(自身を含む): 98261196

約数和(自身を除く): 32697447

約数列:

[1, 3, 9, 27, 81, 353, 1059, 2293, 3177, 6879, 9531, 20637, 28593, 61911, 185733, 809429, 2428287, 7284861, 21854583, 65563749]

約数ペア:

[(1, 65563749), (3, 21854583), (9, 7284861), (27, 2428287), (81, 809429), (353, 185733), (1059, 61911), (2293, 28593), (3177, 20637), (6879, 9531)]