65495223

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{42557}}^1$

素因数の和:42588

約数の個数: 20

約数和(自身を含む): 102990360

約数和(自身を除く): 37495137

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 42557, 127671, 383013, 808583, 1149039, 2425749, 3447117, 7277247, 21831741, 65495223]

約数ペア:

[(1, 65495223), (3, 21831741), (9, 7277247), (19, 3447117), (27, 2425749), (57, 1149039), (81, 808583), (171, 383013), (513, 127671), (1539, 42557)]