678659628

素因数分解:

$2^2\times 3^1\times {\mathrm{163}}^1\times {\mathrm{346963}}^1$

素因数の和:347133

約数の個数: 24

約数和(自身を含む): 1593258688

約数和(自身を除く): 914599060

約数列:

[1, 2, 3, 4, 6, 12, 163, 326, 489, 652, 978, 1956, 346963, 693926, 1040889, 1387852, 2081778, 4163556, 56554969, 113109938, 169664907, 226219876, 339329814, 678659628]

約数ペア:

[(1, 678659628), (2, 339329814), (3, 226219876), (4, 169664907), (6, 113109938), (12, 56554969), (163, 4163556), (326, 2081778), (489, 1387852), (652, 1040889), (978, 693926), (1956, 346963)]