72887319

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{389}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 107078400

約数和(自身を除く): 34191081

約数列:

[1, 3, 9, 109, 191, 327, 389, 573, 981, 1167, 1719, 3501, 20819, 42401, 62457, 74299, 127203, 187371, 222897, 381609, 668691, 8098591, 24295773, 72887319]

約数ペア:

[(1, 72887319), (3, 24295773), (9, 8098591), (109, 668691), (191, 381609), (327, 222897), (389, 187371), (573, 127203), (981, 74299), (1167, 62457), (1719, 42401), (3501, 20819)]