868757978

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1229}}^1$

素因数の和:1403

約数の個数: 48

約数和(自身を含む): 1507645440

約数和(自身を除く): 638887462

約数列:

[1, 2, 11, 22, 23, 46, 121, 127, 242, 253, 254, 506, 1229, 1397, 2458, 2783, 2794, 2921, 5566, 5842, 13519, 15367, 27038, 28267, 30734, 32131, 56534, 64262, 148709, 156083, 297418, 310937, 312166, 353441, 621874, 706882, 1716913, 3420307, 3433826, 3589909, 6840614, 7179818, 18886043, 37772086, 39488999, 78977998, 434378989, 868757978]

約数ペア:

[(1, 868757978), (2, 434378989), (11, 78977998), (22, 39488999), (23, 37772086), (46, 18886043), (121, 7179818), (127, 6840614), (242, 3589909), (253, 3433826), (254, 3420307), (506, 1716913), (1229, 706882), (1397, 621874), (2458, 353441), (2783, 312166), (2794, 310937), (2921, 297418), (5566, 156083), (5842, 148709), (13519, 64262), (15367, 56534), (27038, 32131), (28267, 30734)]