9978612

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{563}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 26783232

約数和(自身を除く): 16804620

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 211, 422, 563, 633, 844, 1126, 1266, 1477, 1689, 2252, 2532, 2954, 3378, 3941, 4431, 5908, 6756, 7882, 8862, 11823, 15764, 17724, 23646, 47292, 118793, 237586, 356379, 475172, 712758, 831551, 1425516, 1663102, 2494653, 3326204, 4989306, 9978612]

約数ペア:

[(1, 9978612), (2, 4989306), (3, 3326204), (4, 2494653), (6, 1663102), (7, 1425516), (12, 831551), (14, 712758), (21, 475172), (28, 356379), (42, 237586), (84, 118793), (211, 47292), (422, 23646), (563, 17724), (633, 15764), (844, 11823), (1126, 8862), (1266, 7882), (1477, 6756), (1689, 5908), (2252, 4431), (2532, 3941), (2954, 3378)]