399362306

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 717926976

約数和(自身を除く): 318564670

約数列:

[1, 2, 7, 14, 29, 58, 107, 203, 214, 317, 406, 634, 749, 841, 1498, 1682, 2219, 3103, 4438, 5887, 6206, 9193, 11774, 18386, 21721, 33919, 43442, 64351, 67838, 89987, 128702, 179974, 237433, 266597, 474866, 533194, 629909, 983651, 1259818, 1866179, 1967302, 3732358, 6885557, 13771114, 28525879, 57051758, 199681153, 399362306]

約数ペア:

[(1, 399362306), (2, 199681153), (7, 57051758), (14, 28525879), (29, 13771114), (58, 6885557), (107, 3732358), (203, 1967302), (214, 1866179), (317, 1259818), (406, 983651), (634, 629909), (749, 533194), (841, 474866), (1498, 266597), (1682, 237433), (2219, 179974), (3103, 128702), (4438, 89987), (5887, 67838), (6206, 64351), (9193, 43442), (11774, 33919), (18386, 21721)]