64396983

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{1237}}^1$

素因数の和:1351

約数の個数: 32

約数和(自身を含む): 102367744

約数和(自身を除く): 37970761

約数列:

[1, 3, 7, 21, 37, 67, 111, 201, 259, 469, 777, 1237, 1407, 2479, 3711, 7437, 8659, 17353, 25977, 45769, 52059, 82879, 137307, 248637, 320383, 580153, 961149, 1740459, 3066523, 9199569, 21465661, 64396983]

約数ペア:

[(1, 64396983), (3, 21465661), (7, 9199569), (21, 3066523), (37, 1740459), (67, 961149), (111, 580153), (201, 320383), (259, 248637), (469, 137307), (777, 82879), (1237, 52059), (1407, 45769), (2479, 25977), (3711, 17353), (7437, 8659)]