641351235

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{142049}}^1$

素因数の和:142107

約数の個数: 32

約数和(自身を含む): 1200038400

約数和(自身を除く): 558687165

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1505, 4515, 142049, 426147, 710245, 994343, 2130735, 2983029, 4971715, 6108107, 14915145, 18324321, 30540535, 42756749, 91621605, 128270247, 213783745, 641351235]

約数ペア:

[(1, 641351235), (3, 213783745), (5, 128270247), (7, 91621605), (15, 42756749), (21, 30540535), (35, 18324321), (43, 14915145), (105, 6108107), (129, 4971715), (215, 2983029), (301, 2130735), (645, 994343), (903, 710245), (1505, 426147), (4515, 142049)]