42587961

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{3557}}^1$

素因数の和:3880

約数の個数: 16

約数和(自身を含む): 61368384

約数和(自身を除く): 18780423

約数列:

[1, 3, 13, 39, 307, 921, 3557, 3991, 10671, 11973, 46241, 138723, 1091999, 3275997, 14195987, 42587961]

約数ペア:

[(1, 42587961), (3, 14195987), (13, 3275997), (39, 1091999), (307, 138723), (921, 46241), (3557, 11973), (3991, 10671)]