31428698

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{16879}}^1$

素因数の和:16914

約数の個数: 24

約数和(自身を含む): 57729600

約数和(自身を除く): 26300902

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 16879, 33758, 118153, 236306, 320701, 641402, 827071, 1654142, 2244907, 4489814, 15714349, 31428698]

約数ペア:

[(1, 31428698), (2, 15714349), (7, 4489814), (14, 2244907), (19, 1654142), (38, 827071), (49, 641402), (98, 320701), (133, 236306), (266, 118153), (931, 33758), (1862, 16879)]