221519301

素因数分解:

$3^1\times {\mathrm{239}}^1\times {\mathrm{521}}^1\times {\mathrm{593}}^1$

素因数の和:1356

約数の個数: 16

約数和(自身を含む): 297665280

約数和(自身を除く): 76145979

約数列:

[1, 3, 239, 521, 593, 717, 1563, 1779, 124519, 141727, 308953, 373557, 425181, 926859, 73839767, 221519301]

約数ペア:

[(1, 221519301), (3, 73839767), (239, 926859), (521, 425181), (593, 373557), (717, 308953), (1563, 141727), (1779, 124519)]