42189861

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2579}}^1$

素因数の和:2649

約数の個数: 32

約数和(自身を含む): 69350400

約数和(自身を除く): 27160539

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 2337, 2579, 5453, 7737, 16359, 18053, 49001, 54159, 105739, 147003, 317217, 343007, 740173, 1029021, 2009041, 2220519, 6027123, 14063287, 42189861]

約数ペア:

[(1, 42189861), (3, 14063287), (7, 6027123), (19, 2220519), (21, 2009041), (41, 1029021), (57, 740173), (123, 343007), (133, 317217), (287, 147003), (399, 105739), (779, 54159), (861, 49001), (2337, 18053), (2579, 16359), (5453, 7737)]