81619468

素因数分解:

$2^2\times 7^1\times {\mathrm{1553}}^1\times {\mathrm{1877}}^1$

素因数の和:3441

約数の個数: 24

約数和(自身を含む): 163431072

約数和(自身を除く): 81811604

約数列:

[1, 2, 4, 7, 14, 28, 1553, 1877, 3106, 3754, 6212, 7508, 10871, 13139, 21742, 26278, 43484, 52556, 2914981, 5829962, 11659924, 20404867, 40809734, 81619468]

約数ペア:

[(1, 81619468), (2, 40809734), (4, 20404867), (7, 11659924), (14, 5829962), (28, 2914981), (1553, 52556), (1877, 43484), (3106, 26278), (3754, 21742), (6212, 13139), (7508, 10871)]