17930913

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{853}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 32711616

約数和(自身を除く): 14780703

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 77, 91, 143, 147, 231, 273, 429, 539, 637, 853, 1001, 1617, 1911, 2559, 3003, 5971, 7007, 9383, 11089, 17913, 21021, 28149, 33267, 41797, 65681, 77623, 121979, 125391, 197043, 232869, 365937, 459767, 543361, 853853, 1379301, 1630083, 2561559, 5976971, 17930913]

約数ペア:

[(1, 17930913), (3, 5976971), (7, 2561559), (11, 1630083), (13, 1379301), (21, 853853), (33, 543361), (39, 459767), (49, 365937), (77, 232869), (91, 197043), (143, 125391), (147, 121979), (231, 77623), (273, 65681), (429, 41797), (539, 33267), (637, 28149), (853, 21021), (1001, 17913), (1617, 11089), (1911, 9383), (2559, 7007), (3003, 5971)]