407724075

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{641}}^1$

素因数の和:925

約数の個数: 72

約数和(自身を含む): 801015696

約数和(自身を除く): 393291621

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 257, 275, 495, 641, 771, 825, 1285, 1923, 2313, 2475, 2827, 3205, 3855, 5769, 6425, 7051, 8481, 9615, 11565, 14135, 16025, 19275, 21153, 25443, 28845, 35255, 42405, 48075, 57825, 63459, 70675, 105765, 127215, 144225, 164737, 176275, 212025, 317295, 494211, 528825, 636075, 823685, 1482633, 1586475, 1812107, 2471055, 4118425, 5436321, 7413165, 9060535, 12355275, 16308963, 27181605, 37065825, 45302675, 81544815, 135908025, 407724075]

約数ペア:

[(1, 407724075), (3, 135908025), (5, 81544815), (9, 45302675), (11, 37065825), (15, 27181605), (25, 16308963), (33, 12355275), (45, 9060535), (55, 7413165), (75, 5436321), (99, 4118425), (165, 2471055), (225, 1812107), (257, 1586475), (275, 1482633), (495, 823685), (641, 636075), (771, 528825), (825, 494211), (1285, 317295), (1923, 212025), (2313, 176275), (2475, 164737), (2827, 144225), (3205, 127215), (3855, 105765), (5769, 70675), (6425, 63459), (7051, 57825), (8481, 48075), (9615, 42405), (11565, 35255), (14135, 28845), (16025, 25443), (19275, 21153)]