1290280322

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 1995805440

約数和(自身を除く): 705525118

約数列:

[1, 2, 59, 118, 157, 257, 271, 314, 514, 542, 9263, 15163, 15989, 18526, 30326, 31978, 40349, 42547, 69647, 80698, 85094, 139294, 2380591, 2510273, 4109173, 4761182, 5020546, 8218346, 10934579, 21869158, 645140161, 1290280322]

約数ペア:

[(1, 1290280322), (2, 645140161), (59, 21869158), (118, 10934579), (157, 8218346), (257, 5020546), (271, 4761182), (314, 4109173), (514, 2510273), (542, 2380591), (9263, 139294), (15163, 85094), (15989, 80698), (18526, 69647), (30326, 42547), (31978, 40349)]