521016195

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{1459}}^1$

素因数の和:1672

約数の個数: 64

約数和(自身を含む): 1009152000

約数和(自身を除く): 488135805

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 179, 285, 399, 537, 665, 895, 1253, 1459, 1995, 2685, 3401, 3759, 4377, 6265, 7295, 10203, 10213, 17005, 18795, 21885, 23807, 27721, 30639, 51015, 51065, 71421, 83163, 119035, 138605, 153195, 194047, 261161, 357105, 415815, 582141, 783483, 970235, 1305805, 1828127, 2910705, 3917415, 4962059, 5484381, 9140635, 14886177, 24810295, 27421905, 34734413, 74430885, 104203239, 173672065, 521016195]

約数ペア:

[(1, 521016195), (3, 173672065), (5, 104203239), (7, 74430885), (15, 34734413), (19, 27421905), (21, 24810295), (35, 14886177), (57, 9140635), (95, 5484381), (105, 4962059), (133, 3917415), (179, 2910705), (285, 1828127), (399, 1305805), (537, 970235), (665, 783483), (895, 582141), (1253, 415815), (1459, 357105), (1995, 261161), (2685, 194047), (3401, 153195), (3759, 138605), (4377, 119035), (6265, 83163), (7295, 71421), (10203, 51065), (10213, 51015), (17005, 30639), (18795, 27721), (21885, 23807)]