638996826081

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{823}}^1\times {\mathrm{19543}}^1$

素因数の和:20446

約数の個数: 64

約数和(自身を含む): 973985402880

約数和(自身を除く): 334988576799

約数列:

[1, 3, 17, 19, 41, 51, 57, 123, 323, 697, 779, 823, 969, 2091, 2337, 2469, 13243, 13991, 15637, 19543, 33743, 39729, 41973, 46911, 58629, 101229, 265829, 332231, 371317, 573631, 641117, 797487, 801263, 996693, 1113951, 1720893, 1923351, 2403789, 6312389, 10898989, 13621471, 15223997, 16083889, 18937167, 32696967, 40864413, 45671991, 48251667, 258807949, 273426113, 305593891, 659439449, 776423847, 820278339, 916781673, 1978318347, 5195096147, 11210470633, 12529349531, 15585288441, 33631411899, 37588048593, 212998942027, 638996826081]

約数ペア:

[(1, 638996826081), (3, 212998942027), (17, 37588048593), (19, 33631411899), (41, 15585288441), (51, 12529349531), (57, 11210470633), (123, 5195096147), (323, 1978318347), (697, 916781673), (779, 820278339), (823, 776423847), (969, 659439449), (2091, 305593891), (2337, 273426113), (2469, 258807949), (13243, 48251667), (13991, 45671991), (15637, 40864413), (19543, 32696967), (33743, 18937167), (39729, 16083889), (41973, 15223997), (46911, 13621471), (58629, 10898989), (101229, 6312389), (265829, 2403789), (332231, 1923351), (371317, 1720893), (573631, 1113951), (641117, 996693), (797487, 801263)]