208205667

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 334121760

約数和(自身を除く): 125916093

約数列:

[1, 3, 9, 19, 27, 41, 57, 123, 171, 361, 369, 513, 521, 779, 1083, 1107, 1563, 2337, 3249, 4689, 7011, 9747, 9899, 14067, 14801, 21033, 21361, 29697, 44403, 64083, 89091, 133209, 188081, 192249, 267273, 399627, 405859, 564243, 576747, 1217577, 1692729, 3652731, 5078187, 7711321, 10958193, 23133963, 69401889, 208205667]

約数ペア:

[(1, 208205667), (3, 69401889), (9, 23133963), (19, 10958193), (27, 7711321), (41, 5078187), (57, 3652731), (123, 1692729), (171, 1217577), (361, 576747), (369, 564243), (513, 405859), (521, 399627), (779, 267273), (1083, 192249), (1107, 188081), (1563, 133209), (2337, 89091), (3249, 64083), (4689, 44403), (7011, 29697), (9747, 21361), (9899, 21033), (14067, 14801)]