52991001

素因数分解:

$3^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{1123}}^1$

素因数の和:1250

約数の個数: 36

約数和(自身を含む): 89951472

約数和(自身を除く): 36960471

約数列:

[1, 3, 7, 9, 21, 49, 63, 107, 147, 321, 441, 749, 963, 1123, 2247, 3369, 5243, 6741, 7861, 10107, 15729, 23583, 47187, 55027, 70749, 120161, 165081, 360483, 495243, 841127, 1081449, 2523381, 5887889, 7570143, 17663667, 52991001]

約数ペア:

[(1, 52991001), (3, 17663667), (7, 7570143), (9, 5887889), (21, 2523381), (49, 1081449), (63, 841127), (107, 495243), (147, 360483), (321, 165081), (441, 120161), (749, 70749), (963, 55027), (1123, 47187), (2247, 23583), (3369, 15729), (5243, 10107), (6741, 7861)]