40209213

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{1931}}^1$

素因数の和:2576

約数の個数: 16

約数和(自身を含む): 58609152

約数和(自身を除く): 18399939

約数列:

[1, 3, 11, 33, 631, 1893, 1931, 5793, 6941, 20823, 21241, 63723, 1218461, 3655383, 13403071, 40209213]

約数ペア:

[(1, 40209213), (3, 13403071), (11, 3655383), (33, 1218461), (631, 63723), (1893, 21241), (1931, 20823), (5793, 6941)]