68881293

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 116524800

約数和(自身を除く): 47643507

約数列:

[1, 3, 9, 13, 27, 29, 39, 67, 87, 101, 117, 201, 261, 303, 351, 377, 603, 783, 871, 909, 1131, 1313, 1809, 1943, 2613, 2727, 2929, 3393, 3939, 5829, 6767, 7839, 8787, 10179, 11817, 17487, 20301, 23517, 25259, 26361, 35451, 38077, 52461, 60903, 75777, 79083, 87971, 114231, 182709, 196243, 227331, 263913, 342693, 588729, 681993, 791739, 1028079, 1766187, 2375217, 2551159, 5298561, 7653477, 22960431, 68881293]

約数ペア:

[(1, 68881293), (3, 22960431), (9, 7653477), (13, 5298561), (27, 2551159), (29, 2375217), (39, 1766187), (67, 1028079), (87, 791739), (101, 681993), (117, 588729), (201, 342693), (261, 263913), (303, 227331), (351, 196243), (377, 182709), (603, 114231), (783, 87971), (871, 79083), (909, 75777), (1131, 60903), (1313, 52461), (1809, 38077), (1943, 35451), (2613, 26361), (2727, 25259), (2929, 23517), (3393, 20301), (3939, 17487), (5829, 11817), (6767, 10179), (7839, 8787)]