9621997

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 12902400

約数和(自身を除く): 3280403

約数列:

[1, 7, 11, 29, 31, 77, 139, 203, 217, 319, 341, 899, 973, 1529, 2233, 2387, 4031, 4309, 6293, 9889, 10703, 28217, 30163, 44341, 47399, 69223, 124961, 310387, 331793, 874727, 1374571, 9621997]

約数ペア:

[(1, 9621997), (7, 1374571), (11, 874727), (29, 331793), (31, 310387), (77, 124961), (139, 69223), (203, 47399), (217, 44341), (319, 30163), (341, 28217), (899, 10703), (973, 9889), (1529, 6293), (2233, 4309), (2387, 4031)]