31652271

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{853}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 56842240

約数和(自身を除く): 25189969

約数列:

[1, 3, 7, 9, 19, 21, 31, 57, 63, 93, 133, 171, 217, 279, 399, 589, 651, 853, 1197, 1767, 1953, 2559, 4123, 5301, 5971, 7677, 12369, 16207, 17913, 26443, 37107, 48621, 53739, 79329, 113449, 145863, 185101, 237987, 340347, 502417, 555303, 1021041, 1507251, 1665909, 3516919, 4521753, 10550757, 31652271]

約数ペア:

[(1, 31652271), (3, 10550757), (7, 4521753), (9, 3516919), (19, 1665909), (21, 1507251), (31, 1021041), (57, 555303), (63, 502417), (93, 340347), (133, 237987), (171, 185101), (217, 145863), (279, 113449), (399, 79329), (589, 53739), (651, 48621), (853, 37107), (1197, 26443), (1767, 17913), (1953, 16207), (2559, 12369), (4123, 7677), (5301, 5971)]