138648159

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 234057600

約数和(自身を除く): 95409441

約数列:

[1, 3, 9, 13, 27, 29, 39, 53, 87, 117, 159, 257, 261, 351, 377, 477, 689, 771, 783, 1131, 1431, 1537, 2067, 2313, 3341, 3393, 4611, 6201, 6939, 7453, 10023, 10179, 13621, 13833, 18603, 19981, 22359, 30069, 40863, 41499, 59943, 67077, 90207, 96889, 122589, 177073, 179829, 201231, 290667, 367767, 395009, 531219, 539487, 872001, 1185027, 1593657, 2616003, 3555081, 4780971, 5135117, 10665243, 15405351, 46216053, 138648159]

約数ペア:

[(1, 138648159), (3, 46216053), (9, 15405351), (13, 10665243), (27, 5135117), (29, 4780971), (39, 3555081), (53, 2616003), (87, 1593657), (117, 1185027), (159, 872001), (257, 539487), (261, 531219), (351, 395009), (377, 367767), (477, 290667), (689, 201231), (771, 179829), (783, 177073), (1131, 122589), (1431, 96889), (1537, 90207), (2067, 67077), (2313, 59943), (3341, 41499), (3393, 40863), (4611, 30069), (6201, 22359), (6939, 19981), (7453, 18603), (10023, 13833), (10179, 13621)]