12878733

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 20611072

約数和(自身を除く): 7732339

約数列:

[1, 3, 7, 21, 31, 73, 93, 217, 219, 271, 511, 651, 813, 1533, 1897, 2263, 5691, 6789, 8401, 15841, 19783, 25203, 47523, 58807, 59349, 138481, 176421, 415443, 613273, 1839819, 4292911, 12878733]

約数ペア:

[(1, 12878733), (3, 4292911), (7, 1839819), (21, 613273), (31, 415443), (73, 176421), (93, 138481), (217, 59349), (219, 58807), (271, 47523), (511, 25203), (651, 19783), (813, 15841), (1533, 8401), (1897, 6789), (2263, 5691)]