25981503

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 37509120

約数和(自身を除く): 11527617

約数列:

[1, 3, 31, 43, 73, 89, 93, 129, 219, 267, 1333, 2263, 2759, 3139, 3827, 3999, 6497, 6789, 8277, 9417, 11481, 19491, 97309, 118637, 201407, 279371, 291927, 355911, 604221, 838113, 8660501, 25981503]

約数ペア:

[(1, 25981503), (3, 8660501), (31, 838113), (43, 604221), (73, 355911), (89, 291927), (93, 279371), (129, 201407), (219, 118637), (267, 97309), (1333, 19491), (2263, 11481), (2759, 9417), (3139, 8277), (3827, 6789), (3999, 6497)]