2155281692

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1\times {\mathrm{773}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 4042174752

約数和(自身を除く): 1886893060

約数列:

[1, 2, 4, 17, 34, 68, 131, 262, 313, 524, 626, 773, 1252, 1546, 2227, 3092, 4454, 5321, 8908, 10642, 13141, 21284, 26282, 41003, 52564, 82006, 101263, 164012, 202526, 241949, 405052, 483898, 697051, 967796, 1394102, 1721471, 2788204, 3442942, 4113133, 6885884, 8226266, 16452532, 31695319, 63390638, 126781276, 538820423, 1077640846, 2155281692]

約数ペア:

[(1, 2155281692), (2, 1077640846), (4, 538820423), (17, 126781276), (34, 63390638), (68, 31695319), (131, 16452532), (262, 8226266), (313, 6885884), (524, 4113133), (626, 3442942), (773, 2788204), (1252, 1721471), (1546, 1394102), (2227, 967796), (3092, 697051), (4454, 483898), (5321, 405052), (8908, 241949), (10642, 202526), (13141, 164012), (21284, 101263), (26282, 82006), (41003, 52564)]