138780631

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1\times {\mathrm{991}}^1$

素因数の和:1470

約数の個数: 16

約数和(自身を含む): 157132800

約数和(自身を除く): 18352169

約数列:

[1, 11, 29, 319, 439, 991, 4829, 10901, 12731, 28739, 140041, 316129, 435049, 4785539, 12616421, 138780631]

約数ペア:

[(1, 138780631), (11, 12616421), (29, 4785539), (319, 435049), (439, 316129), (991, 140041), (4829, 28739), (10901, 12731)]