25478297

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:201

約数の個数: 24

約数和(自身を含む): 29763720

約数和(自身を除く): 4285423

約数列:

[1, 13, 19, 61, 89, 247, 361, 793, 1157, 1159, 1691, 4693, 5429, 15067, 21983, 22021, 32129, 70577, 103151, 286273, 417677, 1340963, 1959869, 25478297]

約数ペア:

[(1, 25478297), (13, 1959869), (19, 1340963), (61, 417677), (89, 286273), (247, 103151), (361, 70577), (793, 32129), (1157, 22021), (1159, 21983), (1691, 15067), (4693, 5429)]