169654401

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{523}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 296458240

約数和(自身を除く): 126803839

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 271, 399, 523, 813, 1197, 1569, 1897, 2439, 3661, 4707, 5149, 5691, 9937, 10983, 15447, 17073, 29811, 32949, 36043, 46341, 69559, 89433, 108129, 141733, 208677, 324387, 425199, 626031, 992131, 1275597, 2692927, 2976393, 8078781, 8929179, 18850489, 24236343, 56551467, 169654401]

約数ペア:

[(1, 169654401), (3, 56551467), (7, 24236343), (9, 18850489), (19, 8929179), (21, 8078781), (57, 2976393), (63, 2692927), (133, 1275597), (171, 992131), (271, 626031), (399, 425199), (523, 324387), (813, 208677), (1197, 141733), (1569, 108129), (1897, 89433), (2439, 69559), (3661, 46341), (4707, 36043), (5149, 32949), (5691, 29811), (9937, 17073), (10983, 15447)]