513664405

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{11251}}^1$

素因数の和:11676

約数の個数: 16

約数和(自身を含む): 644874624

約数和(自身を除く): 131210219

約数列:

[1, 5, 23, 115, 397, 1985, 9131, 11251, 45655, 56255, 258773, 1293865, 4466647, 22333235, 102732881, 513664405]

約数ペア:

[(1, 513664405), (5, 102732881), (23, 22333235), (115, 4466647), (397, 1293865), (1985, 258773), (9131, 56255), (11251, 45655)]