201715215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{2389}}^1$

素因数の和:2843

約数の個数: 32

約数和(自身を含む): 348519360

約数和(自身を除く): 146804145

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 433, 1299, 2165, 2389, 5629, 6495, 7167, 11945, 16887, 28145, 31057, 35835, 84435, 93171, 155285, 465855, 1034437, 3103311, 5172185, 13447681, 15516555, 40343043, 67238405, 201715215]

約数ペア:

[(1, 201715215), (3, 67238405), (5, 40343043), (13, 15516555), (15, 13447681), (39, 5172185), (65, 3103311), (195, 1034437), (433, 465855), (1299, 155285), (2165, 93171), (2389, 84435), (5629, 35835), (6495, 31057), (7167, 28145), (11945, 16887)]