72808671

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{569}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 111464640

約数和(自身を除く): 38655969

約数列:

[1, 3, 13, 17, 39, 51, 193, 221, 569, 579, 663, 1707, 2509, 3281, 7397, 7527, 9673, 9843, 22191, 29019, 42653, 109817, 125749, 127959, 329451, 377247, 1427621, 1866889, 4282863, 5600667, 24269557, 72808671]

約数ペア:

[(1, 72808671), (3, 24269557), (13, 5600667), (17, 4282863), (39, 1866889), (51, 1427621), (193, 377247), (221, 329451), (569, 127959), (579, 125749), (663, 109817), (1707, 42653), (2509, 29019), (3281, 22191), (7397, 9843), (7527, 9673)]