51785097

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 91176960

約数和(自身を除く): 39391863

約数列:

[1, 3, 7, 13, 21, 29, 31, 39, 87, 91, 93, 203, 211, 217, 273, 377, 403, 609, 633, 651, 899, 1131, 1209, 1477, 2639, 2697, 2743, 2821, 4431, 6119, 6293, 6541, 7917, 8229, 8463, 11687, 18357, 18879, 19201, 19623, 35061, 42833, 45787, 57603, 79547, 81809, 85033, 128499, 137361, 189689, 238641, 245427, 255099, 556829, 569067, 595231, 1327823, 1670487, 1785693, 2465957, 3983469, 7397871, 17261699, 51785097]

約数ペア:

[(1, 51785097), (3, 17261699), (7, 7397871), (13, 3983469), (21, 2465957), (29, 1785693), (31, 1670487), (39, 1327823), (87, 595231), (91, 569067), (93, 556829), (203, 255099), (211, 245427), (217, 238641), (273, 189689), (377, 137361), (403, 128499), (609, 85033), (633, 81809), (651, 79547), (899, 57603), (1131, 45787), (1209, 42833), (1477, 35061), (2639, 19623), (2697, 19201), (2743, 18879), (2821, 18357), (4431, 11687), (6119, 8463), (6293, 8229), (6541, 7917)]