397327216

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{15787}}^1$

素因数の和:15830

約数の個数: 60

約数和(自身を含む): 911314936

約数和(自身を除く): 513987720

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 121, 143, 176, 208, 242, 286, 484, 572, 968, 1144, 1573, 1936, 2288, 3146, 6292, 12584, 15787, 25168, 31574, 63148, 126296, 173657, 205231, 252592, 347314, 410462, 694628, 820924, 1389256, 1641848, 1910227, 2257541, 2778512, 3283696, 3820454, 4515082, 7640908, 9030164, 15281816, 18060328, 24832951, 30563632, 36120656, 49665902, 99331804, 198663608, 397327216]

約数ペア:

[(1, 397327216), (2, 198663608), (4, 99331804), (8, 49665902), (11, 36120656), (13, 30563632), (16, 24832951), (22, 18060328), (26, 15281816), (44, 9030164), (52, 7640908), (88, 4515082), (104, 3820454), (121, 3283696), (143, 2778512), (176, 2257541), (208, 1910227), (242, 1641848), (286, 1389256), (484, 820924), (572, 694628), (968, 410462), (1144, 347314), (1573, 252592), (1936, 205231), (2288, 173657), (3146, 126296), (6292, 63148), (12584, 31574), (15787, 25168)]