12783121990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{44079731}}^1$

素因数の和:44079767

約数の個数: 16

約数和(自身を含む): 23803055280

約数和(自身を除く): 11019933290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 44079731, 88159462, 220398655, 440797310, 1278312199, 2556624398, 6391560995, 12783121990]

約数ペア:

[(1, 12783121990), (2, 6391560995), (5, 2556624398), (10, 1278312199), (29, 440797310), (58, 220398655), (145, 88159462), (290, 44079731)]