291235401

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{13001}}^1$

素因数の和:13157

約数の個数: 24

約数和(自身を含む): 446228640

約数和(自身を除く): 154993239

約数列:

[1, 3, 9, 19, 57, 131, 171, 393, 1179, 2489, 7467, 13001, 22401, 39003, 117009, 247019, 741057, 1703131, 2223171, 5109393, 15328179, 32359489, 97078467, 291235401]

約数ペア:

[(1, 291235401), (3, 97078467), (9, 32359489), (19, 15328179), (57, 5109393), (131, 2223171), (171, 1703131), (393, 741057), (1179, 247019), (2489, 117009), (7467, 39003), (13001, 22401)]