289399754

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47303}}^1$

素因数の和:47354

約数の個数: 32

約数和(自身を含む): 544942080

約数和(自身を除く): 255542326

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 133, 161, 266, 322, 437, 874, 3059, 6118, 47303, 94606, 331121, 662242, 898757, 1087969, 1797514, 2175938, 6291299, 7615783, 12582598, 15231566, 20671411, 41342822, 144699877, 289399754]

約数ペア:

[(1, 289399754), (2, 144699877), (7, 41342822), (14, 20671411), (19, 15231566), (23, 12582598), (38, 7615783), (46, 6291299), (133, 2175938), (161, 1797514), (266, 1087969), (322, 898757), (437, 662242), (874, 331121), (3059, 94606), (6118, 47303)]