197144493

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1453}}^1$

素因数の和:1554

約数の個数: 48

約数和(自身を含む): 334164096

約数和(自身を除く): 137019603

約数列:

[1, 3, 7, 13, 21, 39, 49, 71, 91, 147, 213, 273, 497, 637, 923, 1453, 1491, 1911, 2769, 3479, 4359, 6461, 10171, 10437, 18889, 19383, 30513, 45227, 56667, 71197, 103163, 132223, 135681, 213591, 309489, 396669, 722141, 925561, 1341119, 2166423, 2776683, 4023357, 5054987, 9387833, 15164961, 28163499, 65714831, 197144493]

約数ペア:

[(1, 197144493), (3, 65714831), (7, 28163499), (13, 15164961), (21, 9387833), (39, 5054987), (49, 4023357), (71, 2776683), (91, 2166423), (147, 1341119), (213, 925561), (273, 722141), (497, 396669), (637, 309489), (923, 213591), (1453, 135681), (1491, 132223), (1911, 103163), (2769, 71197), (3479, 56667), (4359, 45227), (6461, 30513), (10171, 19383), (10437, 18889)]