138749674

素因数分解:

$2^1\times 7^3\times {\mathrm{257}}^1\times {\mathrm{787}}^1$

素因数の和:1067

約数の個数: 32

約数和(自身を含む): 243964800

約数和(自身を除く): 105215126

約数列:

[1, 2, 7, 14, 49, 98, 257, 343, 514, 686, 787, 1574, 1799, 3598, 5509, 11018, 12593, 25186, 38563, 77126, 88151, 176302, 202259, 269941, 404518, 539882, 1415813, 2831626, 9910691, 19821382, 69374837, 138749674]

約数ペア:

[(1, 138749674), (2, 69374837), (7, 19821382), (14, 9910691), (49, 2831626), (98, 1415813), (257, 539882), (343, 404518), (514, 269941), (686, 202259), (787, 176302), (1574, 88151), (1799, 77126), (3598, 38563), (5509, 25186), (11018, 12593)]