207831351

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{4253}}^1$

素因数の和:4455

約数の個数: 32

約数和(自身を含む): 343042560

約数和(自身を除く): 135211209

約数列:

[1, 3, 7, 13, 21, 39, 91, 179, 273, 537, 1253, 2327, 3759, 4253, 6981, 12759, 16289, 29771, 48867, 55289, 89313, 165867, 387023, 761287, 1161069, 2283861, 5329009, 9896731, 15987027, 29690193, 69277117, 207831351]

約数ペア:

[(1, 207831351), (3, 69277117), (7, 29690193), (13, 15987027), (21, 9896731), (39, 5329009), (91, 2283861), (179, 1161069), (273, 761287), (537, 387023), (1253, 165867), (2327, 89313), (3759, 55289), (4253, 48867), (6981, 29771), (12759, 16289)]