53870739

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 82522944

約数和(自身を除く): 28652205

約数列:

[1, 3, 13, 17, 39, 51, 193, 221, 421, 579, 663, 1263, 2509, 3281, 5473, 7157, 7527, 9843, 16419, 21471, 42653, 81253, 93041, 127959, 243759, 279123, 1056289, 1381301, 3168867, 4143903, 17956913, 53870739]

約数ペア:

[(1, 53870739), (3, 17956913), (13, 4143903), (17, 3168867), (39, 1381301), (51, 1056289), (193, 279123), (221, 243759), (421, 127959), (579, 93041), (663, 81253), (1263, 42653), (2509, 21471), (3281, 16419), (5473, 9843), (7157, 7527)]