28854255

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{739}}^1$

素因数の和:903

約数の個数: 32

約数和(自身を含む): 49017600

約数和(自身を除く): 20163345

約数列:

[1, 3, 5, 15, 19, 57, 95, 137, 285, 411, 685, 739, 2055, 2217, 2603, 3695, 7809, 11085, 13015, 14041, 39045, 42123, 70205, 101243, 210615, 303729, 506215, 1518645, 1923617, 5770851, 9618085, 28854255]

約数ペア:

[(1, 28854255), (3, 9618085), (5, 5770851), (15, 1923617), (19, 1518645), (57, 506215), (95, 303729), (137, 210615), (285, 101243), (411, 70205), (685, 42123), (739, 39045), (2055, 14041), (2217, 13015), (2603, 11085), (3695, 7809)]