218234019

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^2$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 329817600

約数和(自身を除く): 111583581

約数列:

[1, 3, 19, 29, 47, 53, 57, 87, 141, 159, 551, 893, 1007, 1363, 1537, 1653, 2491, 2679, 2809, 3021, 4089, 4611, 7473, 8427, 25897, 29203, 47329, 53371, 72239, 77691, 81461, 87609, 132023, 141987, 160113, 216717, 244383, 396069, 1372541, 1547759, 2508437, 3828667, 4117623, 4643277, 7525311, 11486001, 72744673, 218234019]

約数ペア:

[(1, 218234019), (3, 72744673), (19, 11486001), (29, 7525311), (47, 4643277), (53, 4117623), (57, 3828667), (87, 2508437), (141, 1547759), (159, 1372541), (551, 396069), (893, 244383), (1007, 216717), (1363, 160113), (1537, 141987), (1653, 132023), (2491, 87609), (2679, 81461), (2809, 77691), (3021, 72239), (4089, 53371), (4611, 47329), (7473, 29203), (8427, 25897)]