15819740721

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{62219}}^1$

素因数の和:62347

約数の個数: 40

約数和(自身を含む): 24513186720

約数和(自身を除く): 8693445999

約数列:

[1, 3, 9, 27, 43, 73, 81, 129, 219, 387, 657, 1161, 1971, 3139, 3483, 5913, 9417, 28251, 62219, 84753, 186657, 254259, 559971, 1679913, 2675417, 4541987, 5039739, 8026251, 13625961, 24078753, 40877883, 72236259, 122633649, 195305441, 216708777, 367900947, 585916323, 1757748969, 5273246907, 15819740721]

約数ペア:

[(1, 15819740721), (3, 5273246907), (9, 1757748969), (27, 585916323), (43, 367900947), (73, 216708777), (81, 195305441), (129, 122633649), (219, 72236259), (387, 40877883), (657, 24078753), (1161, 13625961), (1971, 8026251), (3139, 5039739), (3483, 4541987), (5913, 2675417), (9417, 1679913), (28251, 559971), (62219, 254259), (84753, 186657)]