28386475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4597}}^1$

素因数の和:4639

約数の個数: 24

約数和(自身を含む): 39910640

約数和(自身を除く): 11524165

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 4597, 6175, 22985, 59761, 87343, 114925, 298805, 436715, 1135459, 1494025, 2183575, 5677295, 28386475]

約数ペア:

[(1, 28386475), (5, 5677295), (13, 2183575), (19, 1494025), (25, 1135459), (65, 436715), (95, 298805), (247, 114925), (325, 87343), (475, 59761), (1235, 22985), (4597, 6175)]