248492055

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1171}}^1$

素因数の和:1276

約数の個数: 64

約数和(自身を含む): 475250688

約数和(自身を除く): 226758633

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 47, 105, 129, 141, 215, 235, 301, 329, 645, 705, 903, 987, 1171, 1505, 1645, 2021, 3513, 4515, 4935, 5855, 6063, 8197, 10105, 14147, 17565, 24591, 30315, 40985, 42441, 50353, 55037, 70735, 122955, 151059, 165111, 212205, 251765, 275185, 352471, 385259, 755295, 825555, 1057413, 1155777, 1762355, 1926295, 2366591, 5287065, 5778885, 7099773, 11832955, 16566137, 35498865, 49698411, 82830685, 248492055]

約数ペア:

[(1, 248492055), (3, 82830685), (5, 49698411), (7, 35498865), (15, 16566137), (21, 11832955), (35, 7099773), (43, 5778885), (47, 5287065), (105, 2366591), (129, 1926295), (141, 1762355), (215, 1155777), (235, 1057413), (301, 825555), (329, 755295), (645, 385259), (705, 352471), (903, 275185), (987, 251765), (1171, 212205), (1505, 165111), (1645, 151059), (2021, 122955), (3513, 70735), (4515, 55037), (4935, 50353), (5855, 42441), (6063, 40985), (8197, 30315), (10105, 24591), (14147, 17565)]