30311517

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 44352000

約数和(自身を除く): 14040483

約数列:

[1, 3, 19, 43, 57, 83, 129, 149, 249, 447, 817, 1577, 2451, 2831, 3569, 4731, 6407, 8493, 10707, 12367, 19221, 37101, 67811, 121733, 203433, 234973, 365199, 531781, 704919, 1595343, 10103839, 30311517]

約数ペア:

[(1, 30311517), (3, 10103839), (19, 1595343), (43, 704919), (57, 531781), (83, 365199), (129, 234973), (149, 203433), (249, 121733), (447, 67811), (817, 37101), (1577, 19221), (2451, 12367), (2831, 10707), (3569, 8493), (4731, 6407)]