680574433

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2963}}^1$

素因数の和:3157

約数の個数: 32

約数和(自身を含む): 899159040

約数和(自身を除く): 218584607

約数列:

[1, 7, 11, 19, 77, 133, 157, 209, 1099, 1463, 1727, 2963, 2983, 12089, 20741, 20881, 32593, 32813, 56297, 228151, 229691, 394079, 465191, 619267, 3256337, 4334869, 5117101, 8838629, 35819707, 61870403, 97224919, 680574433]

約数ペア:

[(1, 680574433), (7, 97224919), (11, 61870403), (19, 35819707), (77, 8838629), (133, 5117101), (157, 4334869), (209, 3256337), (1099, 619267), (1463, 465191), (1727, 394079), (2963, 229691), (2983, 228151), (12089, 56297), (20741, 32813), (20881, 32593)]