280887647042

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1\times {\mathrm{443}}^1\times {\mathrm{10091}}^1$

素因数の和:10978

約数の個数: 32

約数和(自身を含む): 428279451840

約数和(自身を除く): 147391804798

約数列:

[1, 2, 89, 178, 353, 443, 706, 886, 10091, 20182, 31417, 39427, 62834, 78854, 156379, 312758, 898099, 1796198, 3562123, 4470313, 7124246, 8940626, 13917731, 27835462, 317028947, 397857857, 634057894, 795715714, 1578020489, 3156040978, 140443823521, 280887647042]

約数ペア:

[(1, 280887647042), (2, 140443823521), (89, 3156040978), (178, 1578020489), (353, 795715714), (443, 634057894), (706, 397857857), (886, 317028947), (10091, 27835462), (20182, 13917731), (31417, 8940626), (39427, 7124246), (62834, 4470313), (78854, 3562123), (156379, 1796198), (312758, 898099)]