51988365

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2693}}^1$

素因数の和:2731

約数の個数: 64

約数和(自身を含む): 108622080

約数和(自身を除く): 56633715

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 33, 39, 45, 55, 65, 99, 117, 135, 143, 165, 195, 297, 351, 429, 495, 585, 715, 1287, 1485, 1755, 2145, 2693, 3861, 6435, 8079, 13465, 19305, 24237, 29623, 35009, 40395, 72711, 88869, 105027, 121185, 148115, 175045, 266607, 315081, 363555, 385099, 444345, 525135, 799821, 945243, 1155297, 1333035, 1575405, 1925495, 3465891, 3999105, 4726215, 5776485, 10397673, 17329455, 51988365]

約数ペア:

[(1, 51988365), (3, 17329455), (5, 10397673), (9, 5776485), (11, 4726215), (13, 3999105), (15, 3465891), (27, 1925495), (33, 1575405), (39, 1333035), (45, 1155297), (55, 945243), (65, 799821), (99, 525135), (117, 444345), (135, 385099), (143, 363555), (165, 315081), (195, 266607), (297, 175045), (351, 148115), (429, 121185), (495, 105027), (585, 88869), (715, 72711), (1287, 40395), (1485, 35009), (1755, 29623), (2145, 24237), (2693, 19305), (3861, 13465), (6435, 8079)]