61888894921

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1\times {\mathrm{6389}}^1$

素因数の和:7009

約数の個数: 32

約数和(自身を含む): 75072787200

約数和(自身を除く): 13183892279

約数列:

[1, 7, 19, 133, 173, 421, 1211, 2947, 3287, 6389, 7999, 23009, 44723, 55993, 72833, 121391, 509831, 849737, 1105297, 1383827, 2689769, 7737079, 9686789, 18828383, 21000643, 51105611, 147004501, 357739277, 465330037, 3257310259, 8841270703, 61888894921]

約数ペア:

[(1, 61888894921), (7, 8841270703), (19, 3257310259), (133, 465330037), (173, 357739277), (421, 147004501), (1211, 51105611), (2947, 21000643), (3287, 18828383), (6389, 9686789), (7999, 7737079), (23009, 2689769), (44723, 1383827), (55993, 1105297), (72833, 849737), (121391, 509831)]