16856895

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{283}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 31162752

約数和(自身を除く): 14305857

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 283, 285, 361, 627, 849, 1045, 1083, 1415, 1805, 3113, 3135, 3971, 4245, 5377, 5415, 9339, 11913, 15565, 16131, 19855, 26885, 46695, 59147, 59565, 80655, 102163, 177441, 295735, 306489, 510815, 887205, 1123793, 1532445, 3371379, 5618965, 16856895]

約数ペア:

[(1, 16856895), (3, 5618965), (5, 3371379), (11, 1532445), (15, 1123793), (19, 887205), (33, 510815), (55, 306489), (57, 295735), (95, 177441), (165, 102163), (209, 80655), (283, 59565), (285, 59147), (361, 46695), (627, 26885), (849, 19855), (1045, 16131), (1083, 15565), (1415, 11913), (1805, 9339), (3113, 5415), (3135, 5377), (3971, 4245)]