51274755

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1871}}^1$

素因数の和:1921

約数の個数: 64

約数和(自身を含む): 107827200

約数和(自身を除く): 56552445

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 29, 35, 45, 63, 87, 105, 135, 145, 189, 203, 261, 315, 435, 609, 783, 945, 1015, 1305, 1827, 1871, 3045, 3915, 5481, 5613, 9135, 9355, 13097, 16839, 27405, 28065, 39291, 50517, 54259, 65485, 84195, 117873, 162777, 196455, 252585, 271295, 353619, 379813, 488331, 589365, 813885, 1139439, 1464993, 1768095, 1899065, 2441655, 3418317, 5697195, 7324965, 10254951, 17091585, 51274755]

約数ペア:

[(1, 51274755), (3, 17091585), (5, 10254951), (7, 7324965), (9, 5697195), (15, 3418317), (21, 2441655), (27, 1899065), (29, 1768095), (35, 1464993), (45, 1139439), (63, 813885), (87, 589365), (105, 488331), (135, 379813), (145, 353619), (189, 271295), (203, 252585), (261, 196455), (315, 162777), (435, 117873), (609, 84195), (783, 65485), (945, 54259), (1015, 50517), (1305, 39291), (1827, 28065), (1871, 27405), (3045, 16839), (3915, 13097), (5481, 9355), (5613, 9135)]