278319088

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{1493}}^1$

素因数の和:1753

約数の個数: 40

約数和(自身を含む): 551321856

約数和(自身を除く): 273002768

約数列:

[1, 2, 4, 8, 16, 61, 122, 191, 244, 382, 488, 764, 976, 1493, 1528, 2986, 3056, 5972, 11651, 11944, 23302, 23888, 46604, 91073, 93208, 182146, 186416, 285163, 364292, 570326, 728584, 1140652, 1457168, 2281304, 4562608, 17394943, 34789886, 69579772, 139159544, 278319088]

約数ペア:

[(1, 278319088), (2, 139159544), (4, 69579772), (8, 34789886), (16, 17394943), (61, 4562608), (122, 2281304), (191, 1457168), (244, 1140652), (382, 728584), (488, 570326), (764, 364292), (976, 285163), (1493, 186416), (1528, 182146), (2986, 93208), (3056, 91073), (5972, 46604), (11651, 23888), (11944, 23302)]