312421857

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{739}}^1$

素因数の和:1333

約数の個数: 32

約数和(自身を含む): 475683840

約数和(自身を除く): 163261983

約数列:

[1, 3, 11, 23, 33, 69, 253, 557, 739, 759, 1671, 2217, 6127, 8129, 12811, 16997, 18381, 24387, 38433, 50991, 140921, 186967, 411623, 422763, 560901, 1234869, 4527853, 9467329, 13583559, 28401987, 104140619, 312421857]

約数ペア:

[(1, 312421857), (3, 104140619), (11, 28401987), (23, 13583559), (33, 9467329), (69, 4527853), (253, 1234869), (557, 560901), (739, 422763), (759, 411623), (1671, 186967), (2217, 140921), (6127, 50991), (8129, 38433), (12811, 24387), (16997, 18381)]