39945065

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 51701760

約数和(自身を除く): 11756695

約数列:

[1, 5, 43, 47, 59, 67, 215, 235, 295, 335, 2021, 2537, 2773, 2881, 3149, 3953, 10105, 12685, 13865, 14405, 15745, 19765, 119239, 135407, 169979, 185791, 596195, 677035, 849895, 928955, 7989013, 39945065]

約数ペア:

[(1, 39945065), (5, 7989013), (43, 928955), (47, 849895), (59, 677035), (67, 596195), (215, 185791), (235, 169979), (295, 135407), (335, 119239), (2021, 19765), (2537, 15745), (2773, 14405), (2881, 13865), (3149, 12685), (3953, 10105)]