12728631

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 18966528

約数和(自身を除く): 6237897

約数列:

[1, 3, 17, 31, 51, 83, 93, 97, 249, 291, 527, 1411, 1581, 1649, 2573, 3007, 4233, 4947, 7719, 8051, 9021, 24153, 43741, 51119, 131223, 136867, 153357, 249581, 410601, 748743, 4242877, 12728631]

約数ペア:

[(1, 12728631), (3, 4242877), (17, 748743), (31, 410601), (51, 249581), (83, 153357), (93, 136867), (97, 131223), (249, 51119), (291, 43741), (527, 24153), (1411, 9021), (1581, 8051), (1649, 7719), (2573, 4947), (3007, 4233)]