1249367378

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1\times {\mathrm{1091}}^1$

素因数の和:1778

約数の個数: 32

約数和(自身を含む): 2161531008

約数和(自身を除く): 912163630

約数列:

[1, 2, 7, 14, 157, 314, 521, 1042, 1091, 1099, 2182, 2198, 3647, 7294, 7637, 15274, 81797, 163594, 171287, 342574, 568411, 572579, 1136822, 1145158, 1199009, 2398018, 3978877, 7957754, 89240527, 178481054, 624683689, 1249367378]

約数ペア:

[(1, 1249367378), (2, 624683689), (7, 178481054), (14, 89240527), (157, 7957754), (314, 3978877), (521, 2398018), (1042, 1199009), (1091, 1145158), (1099, 1136822), (2182, 572579), (2198, 568411), (3647, 342574), (7294, 171287), (7637, 163594), (15274, 81797)]