389611305

素因数分解:

$3^2\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{5381}}^1$

素因数の和:7001

約数の個数: 24

約数和(自身を含む): 675871560

約数和(自身を除く): 286260255

約数列:

[1, 3, 5, 9, 15, 45, 1609, 4827, 5381, 8045, 14481, 16143, 24135, 26905, 48429, 72405, 80715, 242145, 8658029, 25974087, 43290145, 77922261, 129870435, 389611305]

約数ペア:

[(1, 389611305), (3, 129870435), (5, 77922261), (9, 43290145), (15, 25974087), (45, 8658029), (1609, 242145), (4827, 80715), (5381, 72405), (8045, 48429), (14481, 26905), (16143, 24135)]