81528615

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3863}}^1$

素因数の和:3948

約数の個数: 48

約数和(自身を含む): 163957248

約数和(自身を除く): 82428633

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 67, 105, 201, 315, 335, 469, 603, 1005, 1407, 2345, 3015, 3863, 4221, 7035, 11589, 19315, 21105, 27041, 34767, 57945, 81123, 135205, 173835, 243369, 258821, 405615, 776463, 1216845, 1294105, 1811747, 2329389, 3882315, 5435241, 9058735, 11646945, 16305723, 27176205, 81528615]

約数ペア:

[(1, 81528615), (3, 27176205), (5, 16305723), (7, 11646945), (9, 9058735), (15, 5435241), (21, 3882315), (35, 2329389), (45, 1811747), (63, 1294105), (67, 1216845), (105, 776463), (201, 405615), (315, 258821), (335, 243369), (469, 173835), (603, 135205), (1005, 81123), (1407, 57945), (2345, 34767), (3015, 27041), (3863, 21105), (4221, 19315), (7035, 11589)]