251135896

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{977}}^1$

素因数の和:1144

約数の個数: 64

約数和(自身を含む): 540794880

約数和(自身を除く): 289658984

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 127, 184, 253, 254, 506, 508, 977, 1012, 1016, 1397, 1954, 2024, 2794, 2921, 3908, 5588, 5842, 7816, 10747, 11176, 11684, 21494, 22471, 23368, 32131, 42988, 44942, 64262, 85976, 89884, 124079, 128524, 179768, 247181, 248158, 257048, 494362, 496316, 988724, 992632, 1364869, 1977448, 2729738, 2853817, 5459476, 5707634, 10918952, 11415268, 22830536, 31391987, 62783974, 125567948, 251135896]

約数ペア:

[(1, 251135896), (2, 125567948), (4, 62783974), (8, 31391987), (11, 22830536), (22, 11415268), (23, 10918952), (44, 5707634), (46, 5459476), (88, 2853817), (92, 2729738), (127, 1977448), (184, 1364869), (253, 992632), (254, 988724), (506, 496316), (508, 494362), (977, 257048), (1012, 248158), (1016, 247181), (1397, 179768), (1954, 128524), (2024, 124079), (2794, 89884), (2921, 85976), (3908, 64262), (5588, 44942), (5842, 42988), (7816, 32131), (10747, 23368), (11176, 22471), (11684, 21494)]