74748015

素因数分解:

$3^6\times 5^1\times {\mathrm{20507}}^1$

素因数の和:20530

約数の個数: 28

約数和(自身を含む): 134491464

約数和(自身を除く): 59743449

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 20507, 61521, 102535, 184563, 307605, 553689, 922815, 1661067, 2768445, 4983201, 8305335, 14949603, 24916005, 74748015]

約数ペア:

[(1, 74748015), (3, 24916005), (5, 14949603), (9, 8305335), (15, 4983201), (27, 2768445), (45, 1661067), (81, 922815), (135, 553689), (243, 307605), (405, 184563), (729, 102535), (1215, 61521), (3645, 20507)]