1397334532

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{1493}}^1$

素因数の和:1836

約数の個数: 48

約数和(自身を含む): 2710713600

約数和(自身を除く): 1313379068

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 239, 356, 478, 956, 979, 1493, 1958, 2629, 2986, 3916, 5258, 5972, 10516, 16423, 21271, 32846, 42542, 65692, 85084, 132877, 233981, 265754, 356827, 467962, 531508, 713654, 935924, 1427308, 1461647, 2923294, 3925097, 5846588, 7850194, 15700388, 31757603, 63515206, 127030412, 349333633, 698667266, 1397334532]

約数ペア:

[(1, 1397334532), (2, 698667266), (4, 349333633), (11, 127030412), (22, 63515206), (44, 31757603), (89, 15700388), (178, 7850194), (239, 5846588), (356, 3925097), (478, 2923294), (956, 1461647), (979, 1427308), (1493, 935924), (1958, 713654), (2629, 531508), (2986, 467962), (3916, 356827), (5258, 265754), (5972, 233981), (10516, 132877), (16423, 85084), (21271, 65692), (32846, 42542)]