15687639

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{751}}^1$

素因数の和:979

約数の個数: 24

約数和(自身を含む): 24870144

約数和(自身を除く): 9182505

約数列:

[1, 3, 9, 11, 33, 99, 211, 633, 751, 1899, 2253, 2321, 6759, 6963, 8261, 20889, 24783, 74349, 158461, 475383, 1426149, 1743071, 5229213, 15687639]

約数ペア:

[(1, 15687639), (3, 5229213), (9, 1743071), (11, 1426149), (33, 475383), (99, 158461), (211, 74349), (633, 24783), (751, 20889), (1899, 8261), (2253, 6963), (2321, 6759)]