2078543831

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{17971}}^1$

素因数の和:18063

約数の個数: 32

約数和(自身を含む): 2705289216

約数和(自身を除く): 626745385

約数列:

[1, 7, 13, 31, 41, 91, 217, 287, 403, 533, 1271, 2821, 3731, 8897, 16523, 17971, 115661, 125797, 233623, 557101, 736811, 1635361, 3899707, 5157677, 7242313, 9578543, 22841141, 50696191, 67049801, 159887987, 296934833, 2078543831]

約数ペア:

[(1, 2078543831), (7, 296934833), (13, 159887987), (31, 67049801), (41, 50696191), (91, 22841141), (217, 9578543), (287, 7242313), (403, 5157677), (533, 3899707), (1271, 1635361), (2821, 736811), (3731, 557101), (8897, 233623), (16523, 125797), (17971, 115661)]