1278979196

素因数分解:

$2^2\times {\mathrm{11}}^4\times {\mathrm{21839}}^1$

素因数の和:21887

約数の個数: 30

約数和(自身を含む): 2462132400

約数和(自身を除く): 1183153204

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1331, 2662, 5324, 14641, 21839, 29282, 43678, 58564, 87356, 240229, 480458, 960916, 2642519, 5285038, 10570076, 29067709, 58135418, 116270836, 319744799, 639489598, 1278979196]

約数ペア:

[(1, 1278979196), (2, 639489598), (4, 319744799), (11, 116270836), (22, 58135418), (44, 29067709), (121, 10570076), (242, 5285038), (484, 2642519), (1331, 960916), (2662, 480458), (5324, 240229), (14641, 87356), (21839, 58564), (29282, 43678)]