28149165

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:155

約数の個数: 96

約数和(自身を含む): 58181760

約数和(自身を除く): 30032595

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 41, 45, 55, 57, 73, 95, 99, 123, 165, 171, 205, 209, 219, 285, 365, 369, 451, 495, 615, 627, 657, 779, 803, 855, 1045, 1095, 1353, 1387, 1845, 1881, 2255, 2337, 2409, 2993, 3135, 3285, 3895, 4015, 4059, 4161, 6765, 6935, 7011, 7227, 8569, 8979, 9405, 11685, 12045, 12483, 14965, 15257, 20295, 20805, 25707, 26937, 32923, 35055, 36135, 42845, 44895, 45771, 56867, 62415, 76285, 77121, 98769, 128535, 134685, 137313, 164615, 170601, 228855, 284335, 296307, 385605, 493845, 511803, 625537, 686565, 853005, 1481535, 1876611, 2559015, 3127685, 5629833, 9383055, 28149165]

約数ペア:

[(1, 28149165), (3, 9383055), (5, 5629833), (9, 3127685), (11, 2559015), (15, 1876611), (19, 1481535), (33, 853005), (41, 686565), (45, 625537), (55, 511803), (57, 493845), (73, 385605), (95, 296307), (99, 284335), (123, 228855), (165, 170601), (171, 164615), (205, 137313), (209, 134685), (219, 128535), (285, 98769), (365, 77121), (369, 76285), (451, 62415), (495, 56867), (615, 45771), (627, 44895), (657, 42845), (779, 36135), (803, 35055), (855, 32923), (1045, 26937), (1095, 25707), (1353, 20805), (1387, 20295), (1845, 15257), (1881, 14965), (2255, 12483), (2337, 12045), (2409, 11685), (2993, 9405), (3135, 8979), (3285, 8569), (3895, 7227), (4015, 7011), (4059, 6935), (4161, 6765)]