28739805

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^2\times {\mathrm{307}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 46724832

約数和(自身を除く): 17985027

約数列:

[1, 3, 5, 15, 79, 237, 307, 395, 921, 1185, 1535, 4605, 6241, 18723, 24253, 31205, 72759, 93615, 121265, 363795, 1915987, 5747961, 9579935, 28739805]

約数ペア:

[(1, 28739805), (3, 9579935), (5, 5747961), (15, 1915987), (79, 363795), (237, 121265), (307, 93615), (395, 72759), (921, 31205), (1185, 24253), (1535, 18723), (4605, 6241)]