78819957

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{1109}}^1$

素因数の和:1317

約数の個数: 24

約数和(自身を含む): 116883000

約数和(自身を除く): 38063043

約数列:

[1, 3, 9, 53, 149, 159, 447, 477, 1109, 1341, 3327, 7897, 9981, 23691, 58777, 71073, 165241, 176331, 495723, 528993, 1487169, 8757773, 26273319, 78819957]

約数ペア:

[(1, 78819957), (3, 26273319), (9, 8757773), (53, 1487169), (149, 528993), (159, 495723), (447, 176331), (477, 165241), (1109, 71073), (1341, 58777), (3327, 23691), (7897, 9981)]