68985777

素因数分解:

$3^1\times 7^2\times {\mathrm{439}}^1\times {\mathrm{1069}}^1$

素因数の和:1525

約数の個数: 24

約数和(自身を含む): 107342400

約数和(自身を除く): 38356623

約数列:

[1, 3, 7, 21, 49, 147, 439, 1069, 1317, 3073, 3207, 7483, 9219, 21511, 22449, 52381, 64533, 157143, 469291, 1407873, 3285037, 9855111, 22995259, 68985777]

約数ペア:

[(1, 68985777), (3, 22995259), (7, 9855111), (21, 3285037), (49, 1407873), (147, 469291), (439, 157143), (1069, 64533), (1317, 52381), (3073, 22449), (3207, 21511), (7483, 9219)]