12978595966

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{215141}}^1$

素因数の和:215320

約数の個数: 32

約数和(自身を含む): 23132067840

約数和(自身を除く): 10153471874

約数列:

[1, 2, 7, 14, 31, 62, 139, 217, 278, 434, 973, 1946, 4309, 8618, 30163, 60326, 215141, 430282, 1505987, 3011974, 6669371, 13338742, 29904599, 46685597, 59809198, 93371194, 209332193, 418664386, 927042569, 1854085138, 6489297983, 12978595966]

約数ペア:

[(1, 12978595966), (2, 6489297983), (7, 1854085138), (14, 927042569), (31, 418664386), (62, 209332193), (139, 93371194), (217, 59809198), (278, 46685597), (434, 29904599), (973, 13338742), (1946, 6669371), (4309, 3011974), (8618, 1505987), (30163, 430282), (60326, 215141)]