389063361

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{523}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 566087680

約数和(自身を除く): 177024319

約数列:

[1, 3, 19, 31, 57, 93, 421, 523, 589, 1263, 1569, 1767, 7999, 9937, 13051, 16213, 23997, 29811, 39153, 48639, 220183, 247969, 308047, 660549, 743907, 924141, 4183477, 6825673, 12550431, 20477019, 129687787, 389063361]

約数ペア:

[(1, 389063361), (3, 129687787), (19, 20477019), (31, 12550431), (57, 6825673), (93, 4183477), (421, 924141), (523, 743907), (589, 660549), (1263, 308047), (1569, 247969), (1767, 220183), (7999, 48639), (9937, 39153), (13051, 29811), (16213, 23997)]