13226505

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 21993984

約数和(自身を除く): 8767479

約数列:

[1, 3, 5, 15, 47, 73, 141, 219, 235, 257, 365, 705, 771, 1095, 1285, 3431, 3855, 10293, 12079, 17155, 18761, 36237, 51465, 56283, 60395, 93805, 181185, 281415, 881767, 2645301, 4408835, 13226505]

約数ペア:

[(1, 13226505), (3, 4408835), (5, 2645301), (15, 881767), (47, 281415), (73, 181185), (141, 93805), (219, 60395), (235, 56283), (257, 51465), (365, 36237), (705, 18761), (771, 17155), (1095, 12079), (1285, 10293), (3431, 3855)]