1257255

素因数分解:

$3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 32

約数和(自身を含む): 2284800

約数和(自身を除く): 1027545

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 135, 139, 201, 335, 417, 603, 695, 1005, 1251, 1809, 2085, 3015, 3753, 6255, 9045, 9313, 18765, 27939, 46565, 83817, 139695, 251451, 419085, 1257255]

約数ペア:

[(1, 1257255), (3, 419085), (5, 251451), (9, 139695), (15, 83817), (27, 46565), (45, 27939), (67, 18765), (135, 9313), (139, 9045), (201, 6255), (335, 3753), (417, 3015), (603, 2085), (695, 1809), (1005, 1251)]