681606015

素因数分解:

$3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{145177}}^1$

素因数の和:145498

約数の個数: 16

約数和(自身を含む): 1094061408

約数和(自身を除く): 412455393

約数列:

[1, 3, 5, 15, 313, 939, 1565, 4695, 145177, 435531, 725885, 2177655, 45440401, 136321203, 227202005, 681606015]

約数ペア:

[(1, 681606015), (3, 227202005), (5, 136321203), (15, 45440401), (313, 2177655), (939, 725885), (1565, 435531), (4695, 145177)]