291207345

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{389}}^1$

素因数の和:770

約数の個数: 64

約数和(自身を含む): 550368000

約数和(自身を除く): 259160655

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 349, 389, 429, 715, 1047, 1167, 1745, 1945, 2145, 3839, 4279, 4537, 5057, 5235, 5835, 11517, 12837, 13611, 15171, 19195, 21395, 22685, 25285, 49907, 55627, 57585, 64185, 68055, 75855, 135761, 149721, 166881, 249535, 278135, 407283, 678805, 748605, 834405, 1493371, 1764893, 2036415, 4480113, 5294679, 7466855, 8824465, 19413823, 22400565, 26473395, 58241469, 97069115, 291207345]

約数ペア:

[(1, 291207345), (3, 97069115), (5, 58241469), (11, 26473395), (13, 22400565), (15, 19413823), (33, 8824465), (39, 7466855), (55, 5294679), (65, 4480113), (143, 2036415), (165, 1764893), (195, 1493371), (349, 834405), (389, 748605), (429, 678805), (715, 407283), (1047, 278135), (1167, 249535), (1745, 166881), (1945, 149721), (2145, 135761), (3839, 75855), (4279, 68055), (4537, 64185), (5057, 57585), (5235, 55627), (5835, 49907), (11517, 25285), (12837, 22685), (13611, 21395), (15171, 19195)]