491245144

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{2861}}^1$

素因数の和:3020

約数の個数: 48

約数和(自身を含む): 1005592320

約数和(自身を除く): 514347176

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 127, 169, 254, 338, 508, 676, 1016, 1352, 1651, 2861, 3302, 5722, 6604, 11444, 13208, 21463, 22888, 37193, 42926, 74386, 85852, 148772, 171704, 297544, 363347, 483509, 726694, 967018, 1453388, 1934036, 2906776, 3868072, 4723511, 9447022, 18894044, 37788088, 61405643, 122811286, 245622572, 491245144]

約数ペア:

[(1, 491245144), (2, 245622572), (4, 122811286), (8, 61405643), (13, 37788088), (26, 18894044), (52, 9447022), (104, 4723511), (127, 3868072), (169, 2906776), (254, 1934036), (338, 1453388), (508, 967018), (676, 726694), (1016, 483509), (1352, 363347), (1651, 297544), (2861, 171704), (3302, 148772), (5722, 85852), (6604, 74386), (11444, 42926), (13208, 37193), (21463, 22888)]