2783755548

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{139831}}^1$

素因数の和:139927

約数の個数: 72

約数和(自身を含む): 8143815680

約数和(自身を除く): 5360060132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 126, 158, 237, 252, 316, 474, 553, 711, 948, 1106, 1422, 1659, 2212, 2844, 3318, 4977, 6636, 9954, 19908, 139831, 279662, 419493, 559324, 838986, 978817, 1258479, 1677972, 1957634, 2516958, 2936451, 3915268, 5033916, 5872902, 8809353, 11046649, 11745804, 17618706, 22093298, 33139947, 35237412, 44186596, 66279894, 77326543, 99419841, 132559788, 154653086, 198839682, 231979629, 309306172, 397679364, 463959258, 695938887, 927918516, 1391877774, 2783755548]

約数ペア:

[(1, 2783755548), (2, 1391877774), (3, 927918516), (4, 695938887), (6, 463959258), (7, 397679364), (9, 309306172), (12, 231979629), (14, 198839682), (18, 154653086), (21, 132559788), (28, 99419841), (36, 77326543), (42, 66279894), (63, 44186596), (79, 35237412), (84, 33139947), (126, 22093298), (158, 17618706), (237, 11745804), (252, 11046649), (316, 8809353), (474, 5872902), (553, 5033916), (711, 3915268), (948, 2936451), (1106, 2516958), (1422, 1957634), (1659, 1677972), (2212, 1258479), (2844, 978817), (3318, 838986), (4977, 559324), (6636, 419493), (9954, 279662), (19908, 139831)]