197696565

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1987}}^1$

素因数の和:2079

約数の個数: 64

約数和(自身を含む): 389329920

約数和(自身を除く): 191633355

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 67, 99, 135, 165, 201, 297, 335, 495, 603, 737, 1005, 1485, 1809, 1987, 2211, 3015, 3685, 5961, 6633, 9045, 9935, 11055, 17883, 19899, 21857, 29805, 33165, 53649, 65571, 89415, 99495, 109285, 133129, 196713, 268245, 327855, 399387, 590139, 665645, 983565, 1198161, 1464419, 1996935, 2950695, 3594483, 4393257, 5990805, 7322095, 13179771, 17972415, 21966285, 39539313, 65898855, 197696565]

約数ペア:

[(1, 197696565), (3, 65898855), (5, 39539313), (9, 21966285), (11, 17972415), (15, 13179771), (27, 7322095), (33, 5990805), (45, 4393257), (55, 3594483), (67, 2950695), (99, 1996935), (135, 1464419), (165, 1198161), (201, 983565), (297, 665645), (335, 590139), (495, 399387), (603, 327855), (737, 268245), (1005, 196713), (1485, 133129), (1809, 109285), (1987, 99495), (2211, 89415), (3015, 65571), (3685, 53649), (5961, 33165), (6633, 29805), (9045, 21857), (9935, 19899), (11055, 17883)]