1279884053178

素因数分解:

$2^1\times 3^2\times {\mathrm{163}}^1\times {\mathrm{661}}^1\times {\mathrm{659947}}^1$

素因数の和:660779

約数の個数: 48

約数和(自身を含む): 2794320144096

約数和(自身を除く): 1514436090918

約数列:

[1, 2, 3, 6, 9, 18, 163, 326, 489, 661, 978, 1322, 1467, 1983, 2934, 3966, 5949, 11898, 107743, 215486, 323229, 646458, 659947, 969687, 1319894, 1939374, 1979841, 3959682, 5939523, 11879046, 107571361, 215142722, 322714083, 436224967, 645428166, 872449934, 968142249, 1308674901, 1936284498, 2617349802, 3926024703, 7852049406, 71104669621, 142209339242, 213314008863, 426628017726, 639942026589, 1279884053178]

約数ペア:

[(1, 1279884053178), (2, 639942026589), (3, 426628017726), (6, 213314008863), (9, 142209339242), (18, 71104669621), (163, 7852049406), (326, 3926024703), (489, 2617349802), (661, 1936284498), (978, 1308674901), (1322, 968142249), (1467, 872449934), (1983, 645428166), (2934, 436224967), (3966, 322714083), (5949, 215142722), (11898, 107571361), (107743, 11879046), (215486, 5939523), (323229, 3959682), (646458, 1979841), (659947, 1939374), (969687, 1319894)]