38640645

素因数分解:

$3^6\times 5^1\times {\mathrm{10601}}^1$

素因数の和:10624

約数の個数: 28

約数和(自身を含む): 69527916

約数和(自身を除く): 30887271

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 10601, 31803, 53005, 95409, 159015, 286227, 477045, 858681, 1431135, 2576043, 4293405, 7728129, 12880215, 38640645]

約数ペア:

[(1, 38640645), (3, 12880215), (5, 7728129), (9, 4293405), (15, 2576043), (27, 1431135), (45, 858681), (81, 477045), (135, 286227), (243, 159015), (405, 95409), (729, 53005), (1215, 31803), (3645, 10601)]