2191199478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{84871}}^1$

素因数の和:85220

約数の個数: 32

約数和(自身を含む): 4733820672

約数和(自身を除く): 2542621194

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 331, 662, 993, 1986, 4303, 8606, 12909, 25818, 84871, 169742, 254613, 509226, 1103323, 2206646, 3309969, 6619938, 28092301, 56184602, 84276903, 168553806, 365199913, 730399826, 1095599739, 2191199478]

約数ペア:

[(1, 2191199478), (2, 1095599739), (3, 730399826), (6, 365199913), (13, 168553806), (26, 84276903), (39, 56184602), (78, 28092301), (331, 6619938), (662, 3309969), (993, 2206646), (1986, 1103323), (4303, 509226), (8606, 254613), (12909, 169742), (25818, 84871)]