218014953

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^2$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 359381568

約数和(自身を除く): 141366615

約数列:

[1, 3, 13, 17, 23, 29, 39, 51, 69, 87, 221, 289, 299, 377, 391, 493, 663, 667, 841, 867, 897, 1131, 1173, 1479, 2001, 2523, 3757, 5083, 6409, 6647, 8381, 8671, 10933, 11271, 11339, 14297, 15249, 19227, 19343, 19941, 25143, 26013, 32799, 34017, 42891, 58029, 86411, 108953, 147407, 185861, 192763, 243049, 251459, 259233, 326859, 328831, 442221, 557583, 578289, 729147, 754377, 986493, 2505919, 3159637, 4274803, 5590127, 7517757, 9478911, 12824409, 16770381, 72671651, 218014953]

約数ペア:

[(1, 218014953), (3, 72671651), (13, 16770381), (17, 12824409), (23, 9478911), (29, 7517757), (39, 5590127), (51, 4274803), (69, 3159637), (87, 2505919), (221, 986493), (289, 754377), (299, 729147), (377, 578289), (391, 557583), (493, 442221), (663, 328831), (667, 326859), (841, 259233), (867, 251459), (897, 243049), (1131, 192763), (1173, 185861), (1479, 147407), (2001, 108953), (2523, 86411), (3757, 58029), (5083, 42891), (6409, 34017), (6647, 32799), (8381, 26013), (8671, 25143), (10933, 19941), (11271, 19343), (11339, 19227), (14297, 15249)]