42135381

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{1087}}^1$

素因数の和:1225

約数の個数: 24

約数和(自身を含む): 62799360

約数和(自身を除く): 20663979

約数列:

[1, 3, 9, 59, 73, 177, 219, 531, 657, 1087, 3261, 4307, 9783, 12921, 38763, 64133, 79351, 192399, 238053, 577197, 714159, 4681709, 14045127, 42135381]

約数ペア:

[(1, 42135381), (3, 14045127), (9, 4681709), (59, 714159), (73, 577197), (177, 238053), (219, 192399), (531, 79351), (657, 64133), (1087, 38763), (3261, 12921), (4307, 9783)]