20143770255

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{206953}}^1$

素因数の和:207077

約数の個数: 64

約数和(自身を含む): 41324574720

約数和(自身を除く): 21180804465

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 103, 105, 135, 189, 309, 315, 515, 721, 927, 945, 1545, 2163, 2781, 3605, 4635, 6489, 10815, 13905, 19467, 32445, 97335, 206953, 620859, 1034765, 1448671, 1862577, 3104295, 4346013, 5587731, 7243355, 9312885, 13038039, 21316159, 21730065, 27938655, 39114117, 63948477, 65190195, 106580795, 149213113, 191845431, 195570585, 319742385, 447639339, 575536293, 746065565, 959227155, 1342918017, 2238196695, 2877681465, 4028754051, 6714590085, 20143770255]

約数ペア:

[(1, 20143770255), (3, 6714590085), (5, 4028754051), (7, 2877681465), (9, 2238196695), (15, 1342918017), (21, 959227155), (27, 746065565), (35, 575536293), (45, 447639339), (63, 319742385), (103, 195570585), (105, 191845431), (135, 149213113), (189, 106580795), (309, 65190195), (315, 63948477), (515, 39114117), (721, 27938655), (927, 21730065), (945, 21316159), (1545, 13038039), (2163, 9312885), (2781, 7243355), (3605, 5587731), (4635, 4346013), (6489, 3104295), (10815, 1862577), (13905, 1448671), (19467, 1034765), (32445, 620859), (97335, 206953)]