68809342

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 120795840

約数和(自身を除く): 51986498

約数列:

[1, 2, 7, 14, 61, 122, 197, 394, 409, 427, 818, 854, 1379, 2758, 2863, 5726, 12017, 24034, 24949, 49898, 80573, 84119, 161146, 168238, 174643, 349286, 564011, 1128022, 4914953, 9829906, 34404671, 68809342]

約数ペア:

[(1, 68809342), (2, 34404671), (7, 9829906), (14, 4914953), (61, 1128022), (122, 564011), (197, 349286), (394, 174643), (409, 168238), (427, 161146), (818, 84119), (854, 80573), (1379, 49898), (2758, 24949), (2863, 24034), (5726, 12017)]