9780678

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31963}}^1$

素因数の和:31988

約数の個数: 24

約数和(自身を含む): 22438728

約数和(自身を除く): 12658050

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 31963, 63926, 95889, 191778, 287667, 543371, 575334, 1086742, 1630113, 3260226, 4890339, 9780678]

約数ペア:

[(1, 9780678), (2, 4890339), (3, 3260226), (6, 1630113), (9, 1086742), (17, 575334), (18, 543371), (34, 287667), (51, 191778), (102, 95889), (153, 63926), (306, 31963)]