89902995

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{97}}^2$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 182078064

約数和(自身を除く): 92175069

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 97, 105, 147, 195, 245, 273, 291, 455, 485, 637, 679, 735, 1261, 1365, 1455, 1911, 2037, 3185, 3395, 3783, 4753, 6305, 8827, 9409, 9555, 10185, 14259, 18915, 23765, 26481, 28227, 44135, 47045, 61789, 65863, 71295, 122317, 132405, 141135, 185367, 197589, 308945, 329315, 366951, 461041, 611585, 856219, 926835, 987945, 1383123, 1834755, 2305205, 2568657, 4281095, 5993533, 6915615, 12843285, 17980599, 29967665, 89902995]

約数ペア:

[(1, 89902995), (3, 29967665), (5, 17980599), (7, 12843285), (13, 6915615), (15, 5993533), (21, 4281095), (35, 2568657), (39, 2305205), (49, 1834755), (65, 1383123), (91, 987945), (97, 926835), (105, 856219), (147, 611585), (195, 461041), (245, 366951), (273, 329315), (291, 308945), (455, 197589), (485, 185367), (637, 141135), (679, 132405), (735, 122317), (1261, 71295), (1365, 65863), (1455, 61789), (1911, 47045), (2037, 44135), (3185, 28227), (3395, 26481), (3783, 23765), (4753, 18915), (6305, 14259), (8827, 10185), (9409, 9555)]