4372355

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{491}}^1$

素因数の和:646

約数の個数: 16

約数和(自身を含む): 5703264

約数和(自身を除く): 1330909

約数列:

[1, 5, 13, 65, 137, 491, 685, 1781, 2455, 6383, 8905, 31915, 67267, 336335, 874471, 4372355]

約数ペア:

[(1, 4372355), (5, 874471), (13, 336335), (65, 67267), (137, 31915), (491, 8905), (685, 6383), (1781, 2455)]