56557795539

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{141748861}}^1$

素因数の和:141748890

約数の個数: 16

約数和(自身を含む): 90719271680

約数和(自身を除く): 34161476141

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 141748861, 425246583, 992242027, 2693228359, 2976726081, 8079685077, 18852598513, 56557795539]

約数ペア:

[(1, 56557795539), (3, 18852598513), (7, 8079685077), (19, 2976726081), (21, 2693228359), (57, 992242027), (133, 425246583), (399, 141748861)]