28479438

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{13523}}^1$

素因数の和:13550

約数の個数: 40

約数和(自身を含む): 68728968

約数和(自身を除く): 40249530

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 13523, 27046, 40569, 81138, 121707, 175799, 243414, 351598, 365121, 527397, 730242, 1054794, 1095363, 1582191, 2190726, 3164382, 4746573, 9493146, 14239719, 28479438]

約数ペア:

[(1, 28479438), (2, 14239719), (3, 9493146), (6, 4746573), (9, 3164382), (13, 2190726), (18, 1582191), (26, 1095363), (27, 1054794), (39, 730242), (54, 527397), (78, 365121), (81, 351598), (117, 243414), (162, 175799), (234, 121707), (351, 81138), (702, 40569), (1053, 27046), (2106, 13523)]