81230079

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{1237}}^1$

素因数の和:1359

約数の個数: 32

約数和(自身を含む): 128355840

約数和(自身を除く): 47125761

約数列:

[1, 3, 7, 21, 53, 59, 159, 177, 371, 413, 1113, 1237, 1239, 3127, 3711, 8659, 9381, 21889, 25977, 65561, 65667, 72983, 196683, 218949, 458927, 510881, 1376781, 1532643, 3868099, 11604297, 27076693, 81230079]

約数ペア:

[(1, 81230079), (3, 27076693), (7, 11604297), (21, 3868099), (53, 1532643), (59, 1376781), (159, 510881), (177, 458927), (371, 218949), (413, 196683), (1113, 72983), (1237, 65667), (1239, 65561), (3127, 25977), (3711, 21889), (8659, 9381)]