81415068

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{138461}}^1$

素因数の和:138482

約数の個数: 36

約数和(自身を含む): 220985352

約数和(自身を除く): 139570284

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 138461, 276922, 415383, 553844, 830766, 969227, 1661532, 1938454, 2907681, 3876908, 5815362, 6784589, 11630724, 13569178, 20353767, 27138356, 40707534, 81415068]

約数ペア:

[(1, 81415068), (2, 40707534), (3, 27138356), (4, 20353767), (6, 13569178), (7, 11630724), (12, 6784589), (14, 5815362), (21, 3876908), (28, 2907681), (42, 1938454), (49, 1661532), (84, 969227), (98, 830766), (147, 553844), (196, 415383), (294, 276922), (588, 138461)]