1325437456

素因数分解:

$2^4\times 7^2\times {\mathrm{1690609}}^1$

素因数の和:1690631

約数の個数: 30

約数和(自身を含む): 2987307870

約数和(自身を除く): 1661870414

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 1690609, 3381218, 6762436, 11834263, 13524872, 23668526, 27049744, 47337052, 82839841, 94674104, 165679682, 189348208, 331359364, 662718728, 1325437456]

約数ペア:

[(1, 1325437456), (2, 662718728), (4, 331359364), (7, 189348208), (8, 165679682), (14, 94674104), (16, 82839841), (28, 47337052), (49, 27049744), (56, 23668526), (98, 13524872), (112, 11834263), (196, 6762436), (392, 3381218), (784, 1690609)]