208814085

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{81409}}^1$

素因数の和:81442

約数の個数: 32

約数和(自身を含む): 390768000

約数和(自身を除く): 181953915

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 81409, 244227, 407045, 732681, 1221135, 1546771, 2198043, 3663405, 4640313, 7733855, 10990215, 13920939, 23201565, 41762817, 69604695, 208814085]

約数ペア:

[(1, 208814085), (3, 69604695), (5, 41762817), (9, 23201565), (15, 13920939), (19, 10990215), (27, 7733855), (45, 4640313), (57, 3663405), (95, 2198043), (135, 1546771), (171, 1221135), (285, 732681), (513, 407045), (855, 244227), (2565, 81409)]