207901515

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{1741}}^1$

素因数の和:2187

約数の個数: 32

約数和(自身を含む): 351187200

約数和(自身を除く): 143285685

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 419, 1257, 1741, 2095, 5223, 6285, 7961, 8705, 23883, 26115, 33079, 39805, 99237, 119415, 165395, 496185, 729479, 2188437, 3647395, 10942185, 13860101, 41580303, 69300505, 207901515]

約数ペア:

[(1, 207901515), (3, 69300505), (5, 41580303), (15, 13860101), (19, 10942185), (57, 3647395), (95, 2188437), (285, 729479), (419, 496185), (1257, 165395), (1741, 119415), (2095, 99237), (5223, 39805), (6285, 33079), (7961, 26115), (8705, 23883)]