28013258

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8101}}^1$

素因数の和:8142

約数の個数: 32

約数和(自身を含む): 54445440

約数和(自身を除く): 26432182

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 8101, 16202, 56707, 105313, 113414, 153919, 210626, 307838, 737191, 1077433, 1474382, 2000947, 2154866, 4001894, 14006629, 28013258]

約数ペア:

[(1, 28013258), (2, 14006629), (7, 4001894), (13, 2154866), (14, 2000947), (19, 1474382), (26, 1077433), (38, 737191), (91, 307838), (133, 210626), (182, 153919), (247, 113414), (266, 105313), (494, 56707), (1729, 16202), (3458, 8101)]