211837816

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{37991}}^1$

素因数の和:38055

約数の個数: 32

約数和(自身を含む): 430829280

約数和(自身を除く): 218991464

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 82, 136, 164, 328, 697, 1394, 2788, 5576, 37991, 75982, 151964, 303928, 645847, 1291694, 1557631, 2583388, 3115262, 5166776, 6230524, 12461048, 26479727, 52959454, 105918908, 211837816]

約数ペア:

[(1, 211837816), (2, 105918908), (4, 52959454), (8, 26479727), (17, 12461048), (34, 6230524), (41, 5166776), (68, 3115262), (82, 2583388), (136, 1557631), (164, 1291694), (328, 645847), (697, 303928), (1394, 151964), (2788, 75982), (5576, 37991)]