79972905

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{123989}}^1$

素因数の和:124040

約数の個数: 16

約数和(自身を含む): 130933440

約数和(自身を除く): 50960535

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 123989, 371967, 619945, 1859835, 5331527, 15994581, 26657635, 79972905]

約数ペア:

[(1, 79972905), (3, 26657635), (5, 15994581), (15, 5331527), (43, 1859835), (129, 619945), (215, 371967), (645, 123989)]