77870565

素因数分解:

$3^5\times 5^1\times {\mathrm{64091}}^1$

素因数の和:64111

約数の個数: 24

約数和(自身を含む): 139976928

約数和(自身を除く): 62106363

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 64091, 192273, 320455, 576819, 961365, 1730457, 2884095, 5191371, 8652285, 15574113, 25956855, 77870565]

約数ペア:

[(1, 77870565), (3, 25956855), (5, 15574113), (9, 8652285), (15, 5191371), (27, 2884095), (45, 1730457), (81, 961365), (135, 576819), (243, 320455), (405, 192273), (1215, 64091)]