138255039

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20731}}^1$

素因数の和:20772

約数の個数: 32

約数和(自身を含む): 232198400

約数和(自身を除く): 93943361

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 6669, 20731, 62193, 186579, 269503, 393889, 559737, 808509, 1181667, 2425527, 3545001, 5120557, 7276581, 10635003, 15361671, 46085013, 138255039]

約数ペア:

[(1, 138255039), (3, 46085013), (9, 15361671), (13, 10635003), (19, 7276581), (27, 5120557), (39, 3545001), (57, 2425527), (117, 1181667), (171, 808509), (247, 559737), (351, 393889), (513, 269503), (741, 186579), (2223, 62193), (6669, 20731)]