161768745

素因数分解:

$3^6\times 5^1\times {\mathrm{44381}}^1$

素因数の和:44404

約数の個数: 28

約数和(自身を含む): 291057156

約数和(自身を除く): 129288411

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 44381, 133143, 221905, 399429, 665715, 1198287, 1997145, 3594861, 5991435, 10784583, 17974305, 32353749, 53922915, 161768745]

約数ペア:

[(1, 161768745), (3, 53922915), (5, 32353749), (9, 17974305), (15, 10784583), (27, 5991435), (45, 3594861), (81, 1997145), (135, 1198287), (243, 665715), (405, 399429), (729, 221905), (1215, 133143), (3645, 44381)]