80891538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{148153}}^1$

素因数の和:148178

約数の個数: 32

約数和(自身を含む): 199118976

約数和(自身を除く): 118227438

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 148153, 296306, 444459, 888918, 1037071, 1925989, 2074142, 3111213, 3851978, 5777967, 6222426, 11555934, 13481923, 26963846, 40445769, 80891538]

約数ペア:

[(1, 80891538), (2, 40445769), (3, 26963846), (6, 13481923), (7, 11555934), (13, 6222426), (14, 5777967), (21, 3851978), (26, 3111213), (39, 2074142), (42, 1925989), (78, 1037071), (91, 888918), (182, 444459), (273, 296306), (546, 148153)]