28082295

素因数分解:

$3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{797}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 52284960

約数和(自身を除く): 24202665

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 243, 261, 405, 435, 783, 797, 1215, 1305, 2349, 2391, 3915, 3985, 7047, 7173, 11745, 11955, 21519, 23113, 35235, 35865, 64557, 69339, 107595, 115565, 193671, 208017, 322785, 346695, 624051, 968355, 1040085, 1872153, 3120255, 5616459, 9360765, 28082295]

約数ペア:

[(1, 28082295), (3, 9360765), (5, 5616459), (9, 3120255), (15, 1872153), (27, 1040085), (29, 968355), (45, 624051), (81, 346695), (87, 322785), (135, 208017), (145, 193671), (243, 115565), (261, 107595), (405, 69339), (435, 64557), (783, 35865), (797, 35235), (1215, 23113), (1305, 21519), (2349, 11955), (2391, 11745), (3915, 7173), (3985, 7047)]