8620556

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 18156096

約数和(自身を除く): 9535540

約数列:

[1, 2, 4, 7, 14, 28, 37, 53, 74, 106, 148, 157, 212, 259, 314, 371, 518, 628, 742, 1036, 1099, 1484, 1961, 2198, 3922, 4396, 5809, 7844, 8321, 11618, 13727, 16642, 23236, 27454, 33284, 40663, 54908, 58247, 81326, 116494, 162652, 232988, 307877, 615754, 1231508, 2155139, 4310278, 8620556]

約数ペア:

[(1, 8620556), (2, 4310278), (4, 2155139), (7, 1231508), (14, 615754), (28, 307877), (37, 232988), (53, 162652), (74, 116494), (106, 81326), (148, 58247), (157, 54908), (212, 40663), (259, 33284), (314, 27454), (371, 23236), (518, 16642), (628, 13727), (742, 11618), (1036, 8321), (1099, 7844), (1484, 5809), (1961, 4396), (2198, 3922)]