74270721

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{12323}}^1$

素因数の和:12381

約数の個数: 24

約数和(自身を含む): 118014624

約数和(自身を除く): 43743903

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 6027, 12323, 36969, 86261, 258783, 505243, 603827, 1515729, 1811481, 3536701, 10610103, 24756907, 74270721]

約数ペア:

[(1, 74270721), (3, 24756907), (7, 10610103), (21, 3536701), (41, 1811481), (49, 1515729), (123, 603827), (147, 505243), (287, 258783), (861, 86261), (2009, 36969), (6027, 12323)]