81738306

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2143}}^1$

素因数の和:2327

約数の個数: 48

約数和(自身を含む): 191982336

約数和(自身を除く): 110244030

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 163, 234, 326, 489, 978, 1467, 2119, 2143, 2934, 4238, 4286, 6357, 6429, 12714, 12858, 19071, 19287, 27859, 38142, 38574, 55718, 83577, 167154, 250731, 349309, 501462, 698618, 1047927, 2095854, 3143781, 4541017, 6287562, 9082034, 13623051, 27246102, 40869153, 81738306]

約数ペア:

[(1, 81738306), (2, 40869153), (3, 27246102), (6, 13623051), (9, 9082034), (13, 6287562), (18, 4541017), (26, 3143781), (39, 2095854), (78, 1047927), (117, 698618), (163, 501462), (234, 349309), (326, 250731), (489, 167154), (978, 83577), (1467, 55718), (2119, 38574), (2143, 38142), (2934, 27859), (4238, 19287), (4286, 19071), (6357, 12858), (6429, 12714)]