291275795

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1223}}^1$

素因数の和:1379

約数の個数: 32

約数和(自身を含む): 387763200

約数和(自身を除く): 96487405

約数列:

[1, 5, 19, 23, 95, 109, 115, 437, 545, 1223, 2071, 2185, 2507, 6115, 10355, 12535, 23237, 28129, 47633, 116185, 133307, 140645, 238165, 534451, 666535, 2532833, 2672255, 3066061, 12664165, 15330305, 58255159, 291275795]

約数ペア:

[(1, 291275795), (5, 58255159), (19, 15330305), (23, 12664165), (95, 3066061), (109, 2672255), (115, 2532833), (437, 666535), (545, 534451), (1223, 238165), (2071, 140645), (2185, 133307), (2507, 116185), (6115, 47633), (10355, 28129), (12535, 23237)]