1906443

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1$

素因数の和:165

約数の個数: 48

約数和(自身を含む): 3611520

約数和(自身を除く): 1705077

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 131, 147, 189, 231, 297, 393, 441, 539, 693, 917, 1179, 1323, 1441, 1617, 2079, 2751, 3537, 4323, 4851, 6419, 8253, 10087, 12969, 14553, 19257, 24759, 30261, 38907, 57771, 70609, 90783, 173313, 211827, 272349, 635481, 1906443]

約数ペア:

[(1, 1906443), (3, 635481), (7, 272349), (9, 211827), (11, 173313), (21, 90783), (27, 70609), (33, 57771), (49, 38907), (63, 30261), (77, 24759), (99, 19257), (131, 14553), (147, 12969), (189, 10087), (231, 8253), (297, 6419), (393, 4851), (441, 4323), (539, 3537), (693, 2751), (917, 2079), (1179, 1617), (1323, 1441)]