16553295

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 32762880

約数和(自身を除く): 16209585

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 71, 99, 135, 157, 165, 213, 297, 355, 471, 495, 639, 781, 785, 1065, 1413, 1485, 1727, 1917, 2343, 2355, 3195, 3905, 4239, 5181, 7029, 7065, 8635, 9585, 11147, 11715, 15543, 21087, 21195, 25905, 33441, 35145, 46629, 55735, 77715, 100323, 105435, 122617, 167205, 233145, 300969, 367851, 501615, 613085, 1103553, 1504845, 1839255, 3310659, 5517765, 16553295]

約数ペア:

[(1, 16553295), (3, 5517765), (5, 3310659), (9, 1839255), (11, 1504845), (15, 1103553), (27, 613085), (33, 501615), (45, 367851), (55, 300969), (71, 233145), (99, 167205), (135, 122617), (157, 105435), (165, 100323), (213, 77715), (297, 55735), (355, 46629), (471, 35145), (495, 33441), (639, 25905), (781, 21195), (785, 21087), (1065, 15543), (1413, 11715), (1485, 11147), (1727, 9585), (1917, 8635), (2343, 7065), (2355, 7029), (3195, 5181), (3905, 4239)]