629451

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:440

約数の個数: 20

約数和(自身を含む): 992200

約数和(自身を除く): 362749

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 409, 513, 1227, 1539, 3681, 7771, 11043, 23313, 33129, 69939, 209817, 629451]

約数ペア:

[(1, 629451), (3, 209817), (9, 69939), (19, 33129), (27, 23313), (57, 11043), (81, 7771), (171, 3681), (409, 1539), (513, 1227)]