4197081

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 6876160

約数和(自身を除く): 2679079

約数列:

[1, 3, 7, 19, 21, 57, 67, 133, 157, 201, 399, 469, 471, 1099, 1273, 1407, 2983, 3297, 3819, 8911, 8949, 10519, 20881, 26733, 31557, 62643, 73633, 199861, 220899, 599583, 1399027, 4197081]

約数ペア:

[(1, 4197081), (3, 1399027), (7, 599583), (19, 220899), (21, 199861), (57, 73633), (67, 62643), (133, 31557), (157, 26733), (201, 20881), (399, 10519), (469, 8949), (471, 8911), (1099, 3819), (1273, 3297), (1407, 2983)]