128642778

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{10651}}^1$

素因数の和:10731

約数の個数: 48

約数和(自身を含む): 309078432

約数和(自身を除く): 180435654

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 61, 66, 99, 122, 183, 198, 366, 549, 671, 1098, 1342, 2013, 4026, 6039, 10651, 12078, 21302, 31953, 63906, 95859, 117161, 191718, 234322, 351483, 649711, 702966, 1054449, 1299422, 1949133, 2108898, 3898266, 5847399, 7146821, 11694798, 14293642, 21440463, 42880926, 64321389, 128642778]

約数ペア:

[(1, 128642778), (2, 64321389), (3, 42880926), (6, 21440463), (9, 14293642), (11, 11694798), (18, 7146821), (22, 5847399), (33, 3898266), (61, 2108898), (66, 1949133), (99, 1299422), (122, 1054449), (183, 702966), (198, 649711), (366, 351483), (549, 234322), (671, 191718), (1098, 117161), (1342, 95859), (2013, 63906), (4026, 31953), (6039, 21302), (10651, 12078)]