20131754985

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{32257}}^1$

素因数の和:32364

約数の個数: 80

約数和(自身を含む): 38220310656

約数和(自身を除く): 18088555671

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 67, 69, 81, 115, 135, 201, 207, 335, 345, 405, 603, 621, 1005, 1035, 1541, 1809, 1863, 3015, 3105, 4623, 5427, 7705, 9045, 9315, 13869, 23115, 27135, 32257, 41607, 69345, 96771, 124821, 161285, 208035, 290313, 483855, 624105, 741911, 870939, 1451565, 2161219, 2225733, 2612817, 3709555, 4354695, 6483657, 6677199, 10806095, 11128665, 13064085, 19450971, 20031597, 32418285, 33385995, 49708037, 58352913, 60094791, 97254855, 100157985, 149124111, 175058739, 248540185, 291764565, 300473955, 447372333, 745620555, 875293695, 1342116999, 2236861665, 4026350997, 6710584995, 20131754985]

約数ペア:

[(1, 20131754985), (3, 6710584995), (5, 4026350997), (9, 2236861665), (15, 1342116999), (23, 875293695), (27, 745620555), (45, 447372333), (67, 300473955), (69, 291764565), (81, 248540185), (115, 175058739), (135, 149124111), (201, 100157985), (207, 97254855), (335, 60094791), (345, 58352913), (405, 49708037), (603, 33385995), (621, 32418285), (1005, 20031597), (1035, 19450971), (1541, 13064085), (1809, 11128665), (1863, 10806095), (3015, 6677199), (3105, 6483657), (4623, 4354695), (5427, 3709555), (7705, 2612817), (9045, 2225733), (9315, 2161219), (13869, 1451565), (23115, 870939), (27135, 741911), (32257, 624105), (41607, 483855), (69345, 290313), (96771, 208035), (124821, 161285)]