12578489

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 16727040

約数和(自身を除く): 4148551

約数列:

[1, 7, 11, 29, 43, 77, 131, 203, 301, 319, 473, 917, 1247, 1441, 2233, 3311, 3799, 5633, 8729, 10087, 13717, 26593, 39431, 41789, 61963, 96019, 163357, 292523, 433741, 1143499, 1796927, 12578489]

約数ペア:

[(1, 12578489), (7, 1796927), (11, 1143499), (29, 433741), (43, 292523), (77, 163357), (131, 96019), (203, 61963), (301, 41789), (319, 39431), (473, 26593), (917, 13717), (1247, 10087), (1441, 8729), (2233, 5633), (3311, 3799)]