196563965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{70327}}^1$

素因数の和:70388

約数の個数: 16

約数和(自身を含む): 259932288

約数和(自身を除く): 63368323

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 70327, 351635, 914251, 3024061, 4571255, 15120305, 39312793, 196563965]

約数ペア:

[(1, 196563965), (5, 39312793), (13, 15120305), (43, 4571255), (65, 3024061), (215, 914251), (559, 351635), (2795, 70327)]