131569928

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{63499}}^1$

素因数の和:63549

約数の個数: 32

約数和(自身を含む): 289560000

約数和(自身を除く): 157990072

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 63499, 126998, 253996, 444493, 507992, 888986, 1777972, 2349463, 3555944, 4698926, 9397852, 16446241, 18795704, 32892482, 65784964, 131569928]

約数ペア:

[(1, 131569928), (2, 65784964), (4, 32892482), (7, 18795704), (8, 16446241), (14, 9397852), (28, 4698926), (37, 3555944), (56, 2349463), (74, 1777972), (148, 888986), (259, 507992), (296, 444493), (518, 253996), (1036, 126998), (2072, 63499)]