17620395

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{829}}^1$

素因数の和:959

約数の個数: 32

約数和(自身を含む): 30676800

約数和(自身を除く): 13056405

約数列:

[1, 3, 5, 13, 15, 39, 65, 109, 195, 327, 545, 829, 1417, 1635, 2487, 4145, 4251, 7085, 10777, 12435, 21255, 32331, 53885, 90361, 161655, 271083, 451805, 1174693, 1355415, 3524079, 5873465, 17620395]

約数ペア:

[(1, 17620395), (3, 5873465), (5, 3524079), (13, 1355415), (15, 1174693), (39, 451805), (65, 271083), (109, 161655), (195, 90361), (327, 53885), (545, 32331), (829, 21255), (1417, 12435), (1635, 10777), (2487, 7085), (4145, 4251)]