2004221745

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{2971}}^1$

素因数の和:3267

約数の個数: 64

約数和(自身を含む): 3766118400

約数和(自身を除く): 1761896655

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 263, 285, 513, 789, 855, 1315, 2367, 2565, 2971, 3945, 4997, 7101, 8913, 11835, 14855, 14991, 24985, 26739, 35505, 44565, 44973, 56449, 74955, 80217, 133695, 134919, 169347, 224865, 282245, 401085, 508041, 674595, 781373, 846735, 1524123, 2344119, 2540205, 3906865, 7032357, 7620615, 11720595, 14846087, 21097071, 35161785, 44538261, 74230435, 105485355, 133614783, 222691305, 400844349, 668073915, 2004221745]

約数ペア:

[(1, 2004221745), (3, 668073915), (5, 400844349), (9, 222691305), (15, 133614783), (19, 105485355), (27, 74230435), (45, 44538261), (57, 35161785), (95, 21097071), (135, 14846087), (171, 11720595), (263, 7620615), (285, 7032357), (513, 3906865), (789, 2540205), (855, 2344119), (1315, 1524123), (2367, 846735), (2565, 781373), (2971, 674595), (3945, 508041), (4997, 401085), (7101, 282245), (8913, 224865), (11835, 169347), (14855, 134919), (14991, 133695), (24985, 80217), (26739, 74955), (35505, 56449), (44565, 44973)]