319811735

素因数分解:

$5^1\times {\mathrm{17}}^3\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 417934080

約数和(自身を除く): 98122345

約数列:

[1, 5, 17, 47, 85, 235, 277, 289, 799, 1385, 1445, 3995, 4709, 4913, 13019, 13583, 23545, 24565, 65095, 67915, 80053, 221323, 230911, 400265, 1106615, 1154555, 1360901, 3762491, 6804505, 18812455, 63962347, 319811735]

約数ペア:

[(1, 319811735), (5, 63962347), (17, 18812455), (47, 6804505), (85, 3762491), (235, 1360901), (277, 1154555), (289, 1106615), (799, 400265), (1385, 230911), (1445, 221323), (3995, 80053), (4709, 67915), (4913, 65095), (13019, 24565), (13583, 23545)]