61089721

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 84214080

約数和(自身を除く): 23124359

約数列:

[1, 7, 11, 17, 49, 59, 77, 113, 119, 187, 413, 539, 649, 791, 833, 1003, 1243, 1309, 1921, 2891, 4543, 5537, 6667, 7021, 8701, 9163, 11033, 13447, 21131, 31801, 46669, 49147, 60907, 73337, 77231, 94129, 113339, 147917, 326683, 513359, 540617, 793373, 1035419, 1246729, 3593513, 5553611, 8727103, 61089721]

約数ペア:

[(1, 61089721), (7, 8727103), (11, 5553611), (17, 3593513), (49, 1246729), (59, 1035419), (77, 793373), (113, 540617), (119, 513359), (187, 326683), (413, 147917), (539, 113339), (649, 94129), (791, 77231), (833, 73337), (1003, 60907), (1243, 49147), (1309, 46669), (1921, 31801), (2891, 21131), (4543, 13447), (5537, 11033), (6667, 9163), (7021, 8701)]