9997325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1619}}^1$

素因数の和:1661

約数の個数: 24

約数和(自身を含む): 14061600

約数和(自身を除く): 4064275

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 1619, 6175, 8095, 21047, 30761, 40475, 105235, 153805, 399893, 526175, 769025, 1999465, 9997325]

約数ペア:

[(1, 9997325), (5, 1999465), (13, 769025), (19, 526175), (25, 399893), (65, 153805), (95, 105235), (247, 40475), (325, 30761), (475, 21047), (1235, 8095), (1619, 6175)]