72166642

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 115182144

約数和(自身を除く): 43015502

約数列:

[1, 2, 41, 43, 82, 86, 97, 194, 211, 422, 1763, 3526, 3977, 4171, 7954, 8342, 8651, 9073, 17302, 18146, 20467, 40934, 171011, 342022, 371993, 743986, 839147, 880081, 1678294, 1760162, 36083321, 72166642]

約数ペア:

[(1, 72166642), (2, 36083321), (41, 1760162), (43, 1678294), (82, 880081), (86, 839147), (97, 743986), (194, 371993), (211, 342022), (422, 171011), (1763, 40934), (3526, 20467), (3977, 18146), (4171, 17302), (7954, 9073), (8342, 8651)]