42557967

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{27653}}^1$

素因数の和:27684

約数の個数: 20

約数和(自身を含む): 66922680

約数和(自身を除く): 24364713

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 27653, 82959, 248877, 525407, 746631, 1576221, 2239893, 4728663, 14185989, 42557967]

約数ペア:

[(1, 42557967), (3, 14185989), (9, 4728663), (19, 2239893), (27, 1576221), (57, 746631), (81, 525407), (171, 248877), (513, 82959), (1539, 27653)]