408049018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{2549}}^1$

素因数の和:2742

約数の個数: 32

約数和(自身を含む): 678585600

約数和(自身を除く): 270536582

約数列:

[1, 2, 13, 26, 47, 94, 131, 262, 611, 1222, 1703, 2549, 3406, 5098, 6157, 12314, 33137, 66274, 80041, 119803, 160082, 239606, 333919, 667838, 1557439, 3114878, 4340947, 8681894, 15694193, 31388386, 204024509, 408049018]

約数ペア:

[(1, 408049018), (2, 204024509), (13, 31388386), (26, 15694193), (47, 8681894), (94, 4340947), (131, 3114878), (262, 1557439), (611, 667838), (1222, 333919), (1703, 239606), (2549, 160082), (3406, 119803), (5098, 80041), (6157, 66274), (12314, 33137)]