81061204

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{17761}}^1$

素因数の和:17935

約数の個数: 24

約数和(自身を含む): 163126208

約数和(自身を除く): 82065004

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4564, 17761, 35522, 71044, 124327, 248654, 497308, 2895043, 5790086, 11580172, 20265301, 40530602, 81061204]

約数ペア:

[(1, 81061204), (2, 40530602), (4, 20265301), (7, 11580172), (14, 5790086), (28, 2895043), (163, 497308), (326, 248654), (652, 124327), (1141, 71044), (2282, 35522), (4564, 17761)]