129485744

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{90931}}^1$

素因数の和:91028

約数の個数: 20

約数和(自身を含む): 253700280

約数和(自身を除く): 124214536

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 90931, 181862, 363724, 727448, 1454896, 8092859, 16185718, 32371436, 64742872, 129485744]

約数ペア:

[(1, 129485744), (2, 64742872), (4, 32371436), (8, 16185718), (16, 8092859), (89, 1454896), (178, 727448), (356, 363724), (712, 181862), (1424, 90931)]