213899728

素因数分解:

$2^4\times 7^1\times {\mathrm{863}}^1\times {\mathrm{2213}}^1$

素因数の和:3091

約数の個数: 40

約数和(自身を含む): 474398208

約数和(自身を除く): 260498480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 863, 1726, 2213, 3452, 4426, 6041, 6904, 8852, 12082, 13808, 15491, 17704, 24164, 30982, 35408, 48328, 61964, 96656, 123928, 247856, 1909819, 3819638, 7639276, 13368733, 15278552, 26737466, 30557104, 53474932, 106949864, 213899728]

約数ペア:

[(1, 213899728), (2, 106949864), (4, 53474932), (7, 30557104), (8, 26737466), (14, 15278552), (16, 13368733), (28, 7639276), (56, 3819638), (112, 1909819), (863, 247856), (1726, 123928), (2213, 96656), (3452, 61964), (4426, 48328), (6041, 35408), (6904, 30982), (8852, 24164), (12082, 17704), (13808, 15491)]