78917013

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{65929}}^1$

素因数の和:65961

約数の個数: 24

約数和(自身を含む): 137134400

約数和(自身を除く): 58217387

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 65929, 197787, 461503, 593361, 1252651, 1384509, 3757953, 4153527, 8768557, 11273859, 26305671, 78917013]

約数ペア:

[(1, 78917013), (3, 26305671), (7, 11273859), (9, 8768557), (19, 4153527), (21, 3757953), (57, 1384509), (63, 1252651), (133, 593361), (171, 461503), (399, 197787), (1197, 65929)]