8639208

素因数分解:

$2^3\times 3^2\times {\mathrm{97}}^1\times {\mathrm{1237}}^1$

素因数の和:1346

約数の個数: 48

約数和(自身を含む): 23658180

約数和(自身を除く): 15018972

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 97, 194, 291, 388, 582, 776, 873, 1164, 1237, 1746, 2328, 2474, 3492, 3711, 4948, 6984, 7422, 9896, 11133, 14844, 22266, 29688, 44532, 89064, 119989, 239978, 359967, 479956, 719934, 959912, 1079901, 1439868, 2159802, 2879736, 4319604, 8639208]

約数ペア:

[(1, 8639208), (2, 4319604), (3, 2879736), (4, 2159802), (6, 1439868), (8, 1079901), (9, 959912), (12, 719934), (18, 479956), (24, 359967), (36, 239978), (72, 119989), (97, 89064), (194, 44532), (291, 29688), (388, 22266), (582, 14844), (776, 11133), (873, 9896), (1164, 7422), (1237, 6984), (1746, 4948), (2328, 3711), (2474, 3492)]