1396386817

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{2927}}^1$

素因数の和:3181

約数の個数: 32

約数和(自身を含む): 1787719680

約数和(自身を除く): 391332863

約数列:

[1, 7, 17, 19, 119, 133, 211, 323, 1477, 2261, 2927, 3587, 4009, 20489, 25109, 28063, 49759, 55613, 68153, 348313, 389291, 477071, 617597, 945421, 4323179, 6617947, 10499149, 11734343, 73494043, 82140401, 199483831, 1396386817]

約数ペア:

[(1, 1396386817), (7, 199483831), (17, 82140401), (19, 73494043), (119, 11734343), (133, 10499149), (211, 6617947), (323, 4323179), (1477, 945421), (2261, 617597), (2927, 477071), (3587, 389291), (4009, 348313), (20489, 68153), (25109, 55613), (28063, 49759)]