42780991

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{409}}^1$

素因数の和:714

約数の個数: 16

約数和(自身を含む): 48235680

約数和(自身を除く): 5454689

約数列:

[1, 11, 37, 257, 407, 409, 2827, 4499, 9509, 15133, 104599, 105113, 166463, 1156243, 3889181, 42780991]

約数ペア:

[(1, 42780991), (11, 3889181), (37, 1156243), (257, 166463), (407, 105113), (409, 104599), (2827, 15133), (4499, 9509)]