28676835

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:226

約数の個数: 80

約数和(自身を含む): 57812832

約数和(自身を除く): 29135997

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 41, 45, 55, 81, 99, 123, 135, 157, 165, 205, 297, 369, 405, 451, 471, 495, 615, 785, 891, 1107, 1353, 1413, 1485, 1727, 1845, 2255, 2355, 3321, 4059, 4239, 4455, 5181, 5535, 6437, 6765, 7065, 8635, 12177, 12717, 15543, 16605, 19311, 20295, 21195, 25905, 32185, 36531, 46629, 57933, 60885, 63585, 70807, 77715, 96555, 139887, 173799, 182655, 212421, 233145, 289665, 354035, 521397, 637263, 699435, 868995, 1062105, 1911789, 2606985, 3186315, 5735367, 9558945, 28676835]

約数ペア:

[(1, 28676835), (3, 9558945), (5, 5735367), (9, 3186315), (11, 2606985), (15, 1911789), (27, 1062105), (33, 868995), (41, 699435), (45, 637263), (55, 521397), (81, 354035), (99, 289665), (123, 233145), (135, 212421), (157, 182655), (165, 173799), (205, 139887), (297, 96555), (369, 77715), (405, 70807), (451, 63585), (471, 60885), (495, 57933), (615, 46629), (785, 36531), (891, 32185), (1107, 25905), (1353, 21195), (1413, 20295), (1485, 19311), (1727, 16605), (1845, 15543), (2255, 12717), (2355, 12177), (3321, 8635), (4059, 7065), (4239, 6765), (4455, 6437), (5181, 5535)]