16783965

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{827}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 32550336

約数和(自身を除く): 15766371

約数列:

[1, 3, 5, 9, 11, 15, 33, 41, 45, 55, 99, 123, 165, 205, 369, 451, 495, 615, 827, 1353, 1845, 2255, 2481, 4059, 4135, 6765, 7443, 9097, 12405, 20295, 27291, 33907, 37215, 45485, 81873, 101721, 136455, 169535, 305163, 372977, 409365, 508605, 1118931, 1525815, 1864885, 3356793, 5594655, 16783965]

約数ペア:

[(1, 16783965), (3, 5594655), (5, 3356793), (9, 1864885), (11, 1525815), (15, 1118931), (33, 508605), (41, 409365), (45, 372977), (55, 305163), (99, 169535), (123, 136455), (165, 101721), (205, 81873), (369, 45485), (451, 37215), (495, 33907), (615, 27291), (827, 20295), (1353, 12405), (1845, 9097), (2255, 7443), (2481, 6765), (4059, 4135)]