25303421

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 31987200

約数和(自身を除く): 6683779

約数列:

[1, 11, 13, 19, 67, 139, 143, 209, 247, 737, 871, 1273, 1529, 1807, 2641, 2717, 9313, 9581, 14003, 16549, 19877, 29051, 34333, 102443, 121069, 176947, 182039, 377663, 1331759, 1946417, 2300311, 25303421]

約数ペア:

[(1, 25303421), (11, 2300311), (13, 1946417), (19, 1331759), (67, 377663), (139, 182039), (143, 176947), (209, 121069), (247, 102443), (737, 34333), (871, 29051), (1273, 19877), (1529, 16549), (1807, 14003), (2641, 9581), (2717, 9313)]