16490481

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 26370048

約数和(自身を除く): 9879567

約数列:

[1, 3, 7, 21, 31, 73, 93, 217, 219, 347, 511, 651, 1041, 1533, 2263, 2429, 6789, 7287, 10757, 15841, 25331, 32271, 47523, 75299, 75993, 177317, 225897, 531951, 785261, 2355783, 5496827, 16490481]

約数ペア:

[(1, 16490481), (3, 5496827), (7, 2355783), (21, 785261), (31, 531951), (73, 225897), (93, 177317), (217, 75993), (219, 75299), (347, 47523), (511, 32271), (651, 25331), (1041, 15841), (1533, 10757), (2263, 7287), (2429, 6789)]