131565105

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 272982528

約数和(自身を除く): 141417423

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 61, 63, 105, 123, 167, 183, 205, 287, 305, 315, 369, 427, 501, 549, 615, 835, 861, 915, 1169, 1281, 1435, 1503, 1845, 2135, 2501, 2505, 2583, 2745, 3507, 3843, 4305, 5845, 6405, 6847, 7503, 7515, 10187, 10521, 12505, 12915, 17507, 17535, 19215, 20541, 22509, 30561, 34235, 37515, 47929, 50935, 52521, 52605, 61623, 71309, 87535, 91683, 102705, 112545, 143787, 152805, 157563, 213927, 239645, 262605, 308115, 356545, 417667, 431361, 458415, 641781, 718935, 787815, 1069635, 1253001, 2088335, 2156805, 2923669, 3208905, 3759003, 6265005, 8771007, 14618345, 18795015, 26313021, 43855035, 131565105]

約数ペア:

[(1, 131565105), (3, 43855035), (5, 26313021), (7, 18795015), (9, 14618345), (15, 8771007), (21, 6265005), (35, 3759003), (41, 3208905), (45, 2923669), (61, 2156805), (63, 2088335), (105, 1253001), (123, 1069635), (167, 787815), (183, 718935), (205, 641781), (287, 458415), (305, 431361), (315, 417667), (369, 356545), (427, 308115), (501, 262605), (549, 239645), (615, 213927), (835, 157563), (861, 152805), (915, 143787), (1169, 112545), (1281, 102705), (1435, 91683), (1503, 87535), (1845, 71309), (2135, 61623), (2501, 52605), (2505, 52521), (2583, 50935), (2745, 47929), (3507, 37515), (3843, 34235), (4305, 30561), (5845, 22509), (6405, 20541), (6847, 19215), (7503, 17535), (7515, 17507), (10187, 12915), (10521, 12505)]