51997890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{247609}}^1$

素因数の和:247626

約数の個数: 32

約数和(自身を含む): 142623360

約数和(自身を除く): 90625470

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 247609, 495218, 742827, 1238045, 1485654, 1733263, 2476090, 3466526, 3714135, 5199789, 7428270, 8666315, 10399578, 17332630, 25998945, 51997890]

約数ペア:

[(1, 51997890), (2, 25998945), (3, 17332630), (5, 10399578), (6, 8666315), (7, 7428270), (10, 5199789), (14, 3714135), (15, 3466526), (21, 2476090), (30, 1733263), (35, 1485654), (42, 1238045), (70, 742827), (105, 495218), (210, 247609)]