1396757961

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{396919}}^1$

素因数の和:396965

約数の個数: 24

約数和(自身を含む): 2229102720

約数和(自身を除く): 832344759

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 396919, 1190757, 3572271, 6747623, 9129137, 20242869, 27387411, 60728607, 82162233, 155195329, 465585987, 1396757961]

約数ペア:

[(1, 1396757961), (3, 465585987), (9, 155195329), (17, 82162233), (23, 60728607), (51, 27387411), (69, 20242869), (153, 9129137), (207, 6747623), (391, 3572271), (1173, 1190757), (3519, 396919)]