1297424

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:758

約数の個数: 20

約数和(自身を含む): 2537040

約数和(自身を除く): 1239616

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 619, 1048, 1238, 2096, 2476, 4952, 9904, 81089, 162178, 324356, 648712, 1297424]

約数ペア:

[(1, 1297424), (2, 648712), (4, 324356), (8, 162178), (16, 81089), (131, 9904), (262, 4952), (524, 2476), (619, 2096), (1048, 1238)]