66636819

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{16943}}^1$

素因数の和:16991

約数の個数: 24

約数和(自身を含む): 105730560

約数和(自身を除く): 39093741

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 16943, 50829, 152487, 321917, 389689, 965751, 1169067, 2897253, 3507201, 7404091, 22212273, 66636819]

約数ペア:

[(1, 66636819), (3, 22212273), (9, 7404091), (19, 3507201), (23, 2897253), (57, 1169067), (69, 965751), (171, 389689), (207, 321917), (437, 152487), (1311, 50829), (3933, 16943)]