7985655

素因数分解:

$3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 14328000

約数和(自身を除く): 6342345

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 149, 397, 447, 745, 1191, 1341, 1985, 2235, 3573, 4023, 5955, 6705, 10719, 17865, 20115, 53595, 59153, 177459, 295765, 532377, 887295, 1597131, 2661885, 7985655]

約数ペア:

[(1, 7985655), (3, 2661885), (5, 1597131), (9, 887295), (15, 532377), (27, 295765), (45, 177459), (135, 59153), (149, 53595), (397, 20115), (447, 17865), (745, 10719), (1191, 6705), (1341, 5955), (1985, 4023), (2235, 3573)]