1780040353

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{2179}}^1$

素因数の和:2437

約数の個数: 32

約数和(自身を含む): 2250178560

約数和(自身を除く): 470138207

約数列:

[1, 7, 13, 47, 91, 191, 329, 611, 1337, 2179, 2483, 4277, 8977, 15253, 17381, 28327, 62839, 102413, 116701, 198289, 416189, 716891, 816907, 1331369, 2913323, 5410457, 9319583, 19560883, 37873199, 136926181, 254291479, 1780040353]

約数ペア:

[(1, 1780040353), (7, 254291479), (13, 136926181), (47, 37873199), (91, 19560883), (191, 9319583), (329, 5410457), (611, 2913323), (1337, 1331369), (2179, 816907), (2483, 716891), (4277, 416189), (8977, 198289), (15253, 116701), (17381, 102413), (28327, 62839)]