407647552

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{489961}}^1$

素因数の和:489986

約数の個数: 28

約数和(自身を含む): 871152436

約数和(自身を除く): 463504884

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 489961, 979922, 1959844, 3919688, 6369493, 7839376, 12738986, 15678752, 25477972, 31357504, 50955944, 101911888, 203823776, 407647552]

約数ペア:

[(1, 407647552), (2, 203823776), (4, 101911888), (8, 50955944), (13, 31357504), (16, 25477972), (26, 15678752), (32, 12738986), (52, 7839376), (64, 6369493), (104, 3919688), (208, 1959844), (416, 979922), (832, 489961)]