159571881

素因数分解:

$3^2\times 7^2\times {\mathrm{487}}^1\times {\mathrm{743}}^1$

素因数の和:1250

約数の個数: 36

約数和(自身を含む): 269036352

約数和(自身を除く): 109464471

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 487, 743, 1461, 2229, 3409, 4383, 5201, 6687, 10227, 15603, 23863, 30681, 36407, 46809, 71589, 109221, 214767, 327663, 361841, 1085523, 2532887, 3256569, 7598661, 17730209, 22795983, 53190627, 159571881]

約数ペア:

[(1, 159571881), (3, 53190627), (7, 22795983), (9, 17730209), (21, 7598661), (49, 3256569), (63, 2532887), (147, 1085523), (441, 361841), (487, 327663), (743, 214767), (1461, 109221), (2229, 71589), (3409, 46809), (4383, 36407), (5201, 30681), (6687, 23863), (10227, 15603)]