81263448

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{161237}}^1$

素因数の和:161256

約数の個数: 48

約数和(自身を含む): 251531280

約数和(自身を除く): 170267832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 161237, 322474, 483711, 644948, 967422, 1128659, 1289896, 1451133, 1934844, 2257318, 2902266, 3385977, 3869688, 4514636, 5804532, 6771954, 9029272, 10157931, 11609064, 13543908, 20315862, 27087816, 40631724, 81263448]

約数ペア:

[(1, 81263448), (2, 40631724), (3, 27087816), (4, 20315862), (6, 13543908), (7, 11609064), (8, 10157931), (9, 9029272), (12, 6771954), (14, 5804532), (18, 4514636), (21, 3869688), (24, 3385977), (28, 2902266), (36, 2257318), (42, 1934844), (56, 1451133), (63, 1289896), (72, 1128659), (84, 967422), (126, 644948), (168, 483711), (252, 322474), (504, 161237)]