216918

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:130

約数の個数: 40

約数和(自身を含む): 528528

約数和(自身を除く): 311610

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 103, 117, 162, 206, 234, 309, 351, 618, 702, 927, 1053, 1339, 1854, 2106, 2678, 2781, 4017, 5562, 8034, 8343, 12051, 16686, 24102, 36153, 72306, 108459, 216918]

約数ペア:

[(1, 216918), (2, 108459), (3, 72306), (6, 36153), (9, 24102), (13, 16686), (18, 12051), (26, 8343), (27, 8034), (39, 5562), (54, 4017), (78, 2781), (81, 2678), (103, 2106), (117, 1854), (162, 1339), (206, 1053), (234, 927), (309, 702), (351, 618)]