28564515

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:369

約数の個数: 64

約数和(自身を含む): 58705920

約数和(自身を除く): 30141405

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 167, 181, 189, 315, 501, 543, 835, 905, 945, 1169, 1267, 1503, 1629, 2505, 2715, 3507, 3801, 4509, 4887, 5845, 6335, 7515, 8145, 10521, 11403, 17535, 19005, 22545, 24435, 30227, 31563, 34209, 52605, 57015, 90681, 151135, 157815, 171045, 211589, 272043, 453405, 634767, 816129, 1057945, 1360215, 1904301, 3173835, 4080645, 5712903, 9521505, 28564515]

約数ペア:

[(1, 28564515), (3, 9521505), (5, 5712903), (7, 4080645), (9, 3173835), (15, 1904301), (21, 1360215), (27, 1057945), (35, 816129), (45, 634767), (63, 453405), (105, 272043), (135, 211589), (167, 171045), (181, 157815), (189, 151135), (315, 90681), (501, 57015), (543, 52605), (835, 34209), (905, 31563), (945, 30227), (1169, 24435), (1267, 22545), (1503, 19005), (1629, 17535), (2505, 11403), (2715, 10521), (3507, 8145), (3801, 7515), (4509, 6335), (4887, 5845)]