28771127

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{761}}^1$

素因数の和:1270

約数の個数: 16

約数和(自身を含む): 35990784

約数和(自身を除く): 7219657

約数列:

[1, 7, 11, 77, 491, 761, 3437, 5327, 5401, 8371, 37807, 58597, 373651, 2615557, 4110161, 28771127]

約数ペア:

[(1, 28771127), (7, 4110161), (11, 2615557), (77, 373651), (491, 58597), (761, 37807), (3437, 8371), (5327, 5401)]