31431375

素因数分解:

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

素因数の和:230

約数の個数: 64

約数和(自身を含む): 59404800

約数和(自身を除く): 27973425

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 67, 75, 125, 135, 139, 201, 225, 335, 375, 417, 603, 675, 695, 1005, 1125, 1251, 1675, 1809, 2085, 3015, 3375, 3475, 3753, 5025, 6255, 8375, 9045, 9313, 10425, 15075, 17375, 18765, 25125, 27939, 31275, 45225, 46565, 52125, 75375, 83817, 93825, 139695, 156375, 226125, 232825, 251451, 419085, 469125, 698475, 1164125, 1257255, 2095425, 3492375, 6286275, 10477125, 31431375]

約数ペア:

[(1, 31431375), (3, 10477125), (5, 6286275), (9, 3492375), (15, 2095425), (25, 1257255), (27, 1164125), (45, 698475), (67, 469125), (75, 419085), (125, 251451), (135, 232825), (139, 226125), (201, 156375), (225, 139695), (335, 93825), (375, 83817), (417, 75375), (603, 52125), (675, 46565), (695, 45225), (1005, 31275), (1125, 27939), (1251, 25125), (1675, 18765), (1809, 17375), (2085, 15075), (3015, 10425), (3375, 9313), (3475, 9045), (3753, 8375), (5025, 6255)]