392679

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:307

約数の個数: 24

約数和(自身を含む): 678912

約数和(自身を除く): 286233

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 271, 483, 813, 1449, 1897, 2439, 5691, 6233, 17073, 18699, 43631, 56097, 130893, 392679]

約数ペア:

[(1, 392679), (3, 130893), (7, 56097), (9, 43631), (21, 18699), (23, 17073), (63, 6233), (69, 5691), (161, 2439), (207, 1897), (271, 1449), (483, 813)]