64903329

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 98743680

約数和(自身を除く): 33840351

約数列:

[1, 3, 9, 27, 61, 157, 183, 251, 471, 549, 753, 1413, 1647, 2259, 4239, 6777, 9577, 15311, 28731, 39407, 45933, 86193, 118221, 137799, 258579, 354663, 413397, 1063989, 2403827, 7211481, 21634443, 64903329]

約数ペア:

[(1, 64903329), (3, 21634443), (9, 7211481), (27, 2403827), (61, 1063989), (157, 413397), (183, 354663), (251, 258579), (471, 137799), (549, 118221), (753, 86193), (1413, 45933), (1647, 39407), (2259, 28731), (4239, 15311), (6777, 9577)]