211325685

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 357400512

約数和(自身を除く): 146074827

約数列:

[1, 3, 5, 15, 37, 41, 111, 123, 185, 205, 251, 555, 615, 753, 1255, 1369, 1517, 3765, 4107, 4551, 6845, 7585, 9287, 10291, 20535, 22755, 27861, 30873, 46435, 51455, 56129, 139305, 154365, 168387, 280645, 343619, 380767, 841935, 1030857, 1142301, 1718095, 1903835, 5154285, 5711505, 14088379, 42265137, 70441895, 211325685]

約数ペア:

[(1, 211325685), (3, 70441895), (5, 42265137), (15, 14088379), (37, 5711505), (41, 5154285), (111, 1903835), (123, 1718095), (185, 1142301), (205, 1030857), (251, 841935), (555, 380767), (615, 343619), (753, 280645), (1255, 168387), (1369, 154365), (1517, 139305), (3765, 56129), (4107, 51455), (4551, 46435), (6845, 30873), (7585, 27861), (9287, 22755), (10291, 20535)]