2181005876

素因数分解:

$2^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{125029}}^1$

素因数の和:125136

約数の個数: 36

約数和(自身を含む): 4489827300

約数和(自身を除く): 2308821424

約数列:

[1, 2, 4, 7, 14, 28, 49, 89, 98, 178, 196, 356, 623, 1246, 2492, 4361, 8722, 17444, 125029, 250058, 500116, 875203, 1750406, 3500812, 6126421, 11127581, 12252842, 22255162, 24505684, 44510324, 77893067, 155786134, 311572268, 545251469, 1090502938, 2181005876]

約数ペア:

[(1, 2181005876), (2, 1090502938), (4, 545251469), (7, 311572268), (14, 155786134), (28, 77893067), (49, 44510324), (89, 24505684), (98, 22255162), (178, 12252842), (196, 11127581), (356, 6126421), (623, 3500812), (1246, 1750406), (2492, 875203), (4361, 500116), (8722, 250058), (17444, 125029)]