172912688

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{4919}}^1$

素因数の和:4966

約数の個数: 40

約数和(自身を含む): 362997600

約数和(自身を除く): 190084912

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2197, 2704, 4394, 4919, 8788, 9838, 17576, 19676, 35152, 39352, 63947, 78704, 127894, 255788, 511576, 831311, 1023152, 1662622, 3325244, 6650488, 10807043, 13300976, 21614086, 43228172, 86456344, 172912688]

約数ペア:

[(1, 172912688), (2, 86456344), (4, 43228172), (8, 21614086), (13, 13300976), (16, 10807043), (26, 6650488), (52, 3325244), (104, 1662622), (169, 1023152), (208, 831311), (338, 511576), (676, 255788), (1352, 127894), (2197, 78704), (2704, 63947), (4394, 39352), (4919, 35152), (8788, 19676), (9838, 17576)]